h művei - 25. oldal

Rossz/Hiányzó adat
Rossz/Hiányzó adat
Rossz/Hiányzó adat
Rossz/Hiányzó adat
Rossz/Hiányzó adat
Rossz/Hiányzó adat
Rossz/Hiányzó adat
Rossz/Hiányzó adat
Rossz/Hiányzó adat
Mitchell, Charles E. - Holmden, Chris - Sheets, H. David - Melchin, Michael J.: What Does Graptolite Origination and Extinction Reveal about the Cause of the Late Ordovician Mass Extinction? idegen
idegen
Mitchell, Charles E. - Holmden, Chris - Sheets, H. David - Melchin, Michael J.

What Does Graptolite Origination and Extinction Reveal about the Cause of the Late Ordovician Mass Extinction?

Cambridge University Press, 2026

Assesses the macroevolutionary turnover of paleotropical planktic graptolites during the Late Ordovician Mass Extinction (LOME) via autom...

 

Előjegyezhető

Hart, B H Liddell: Sherman idegen
idegen
Hart, B H Liddell

Sherman - Soldier, Realist, American

Grand Central Publishing, 1993

Liddell Hart considered General Sherman the dominant military genius of the Civil War; to prove his point, he traced Sherman's military c...

Online ár:

10 039 Ft

Eredeti ár: 10 567 Ft

Maslow, Abraham H.: Motivation und Persönlichkeit idegen
idegen
Maslow, Abraham H.

Motivation und Persönlichkeit

ROWOHLT Taschenbuch Verlag, 1981

Abraham H. Maslow gehörte zusammen mit Carl R. Rogers und Erich Fromm zu den Begründern und wichtigsten Vertretern der Humanistischen Psy...

Online ár:

6 570 Ft

Eredeti ár: 6 915 Ft

Bockenhauer, Mark H: Our Fifty States idegen
idegen
Bockenhauer, Mark H

Our Fifty States

Disney - Rhcb, 2004

With beautiful illustrations, specially designed maps, and concise essays written and reviewed by National Geographic's Alliance Program,...

Online ár:

9 948 Ft

Eredeti ár: 10 471 Ft

Wells, H. G. - Dobbs: H.G. Wells. Die Zeitmaschine idegen
idegen
Wells, H. G. - Dobbs

H.G. Wells. Die Zeitmaschine

Splitter-Verlag GmbH & Co. KG, 2017

Splitter widmet dem Meister der Science Fiction eine sechsbändige Prachtausgabe H.G. Wells ist, neben Jules Verne, nicht nur ein, sondern...

Online ár:

6 599 Ft

Eredeti ár: 6 946 Ft

Schmachtl, Andreas H.: Missi Moppel - Detektivin für alle Fälle. Das Geheimnis im Turmzimmer und andere Rätselhaftigkeiten idegen
idegen
Schmachtl, Andreas H.

Missi Moppel - Detektivin für alle Fälle. Das Geheimnis im Turmzimmer und andere Rätselhaftigkeiten

Arena Verlag GmbH, 2019

Unglaublichen Rätselhaftigkeiten auf der Spur Missi Moppel löst die kniffligsten Fälle, garantiert! Ob ein geheimnisvolles Phantom in der...

Online ár:

6 606 Ft

Eredeti ár: 6 953 Ft

Schmachtl, Andreas H.: Tilda Apfelkern. Große Aufregung im kleinen Dorf zwischen den Hügeln idegen
idegen
Schmachtl, Andreas H.

Tilda Apfelkern. Große Aufregung im kleinen Dorf zwischen den Hügeln

Arena Verlag GmbH, 2017

Tilda Apfelkern ist aufgeregt: Es wird das schönste Dorf der Küste gesucht! Also werden im kleinen Dorf zwischen den Hügeln schnell sämtl...

Online ár:

5 347 Ft

Eredeti ár: 5 628 Ft

Atwater, P M H: Aliens and the Near-Death Experience idegen
idegen
Atwater, P M H

Aliens and the Near-Death Experience

Inner Traditions/Bear & Company, 2026

Presents the link between near-death experiences and extraterrestrial encounters • Looks at research from early pioneers in the field of ...

 

Előjegyezhető

Wright, Christopher J H: Cómo Leer Daniel idegen
idegen
Wright, Christopher J H

Cómo Leer Daniel - Sostener La Fe En El Mundo Actual

Vida Publishers, 2026

Cómo leer Daniel: Sostener la fe en el mundo actual, de Christopher Wright, no es un comentario técnico, sino una exposición pastoral nac...

 

Előjegyezhető

Gannon, Susanne - Robinson, Kerry H. - Adams, Prue - Smith, Erika K.: Student and Teacher Experiences of Gender Equity in Australian Secondary Schools idegen
idegen
Gannon, Susanne - Robinson, Kerry H. - Adams, Prue - Smith, Erika K.

Student and Teacher Experiences of Gender Equity in Australian Secondary Schools - Gender Matters

Springer International Publishing AG, 2026

This book examines how young people and those who work with them think, feel, experience and represent gender in Australian secondary sch...

 

Előjegyezhető

Meiners, Roger E - Ringleb, Al H - Edwards, Frances: The Legal Environment of Business idegen
idegen
Meiners, Roger E - Ringleb, Al H - Edwards, Frances

The Legal Environment of Business

Cengage Learning, 2026

Examine the practical structure and function of today's legal system from the perspective of the business practitioner with Meiners/Ringl...

 

Előjegyezhető

Petrich, Martin H.: MARCO POLO Reiseführer Sri Lanka idegen
idegen
Petrich, Martin H.

MARCO POLO Reiseführer Sri Lanka - Reisen mit Insider-Tipps. Inklusive kostenloser Touren-App

MAIRDUMONT GmbH & Co. KG, 2025

Tropenflair, Traumbuchten und wilde Strände: Mit dem MARCO POLO Reiseführer nach Sri Lanka Sand soweit die Füße tragen: Auf Sri Lanka kom...

Online ár:

7 320 Ft

Eredeti ár: 7 705 Ft

Chugong - H-Goon - Dubu - Torres, J. - Hye Young Im - Abigail, Blackman: Solo Leveling, Vol. 14 (comic) idegen
idegen
Chugong - H-Goon - Dubu - Torres, J. - Hye Young Im - Abigail, Blackman

Solo Leveling, Vol. 14 (comic) - Side Stories 1

Yen Press, 2026

Jinwoo Sung, S-class hunter and Shadow Monarch, has saved the world from the destructive otherworldly creatures-but that's a story that n...

Online ár:

8 611 Ft

Eredeti ár: 9 064 Ft

Læssøe, Thomas - Petersen, Jens H - Frøslev, Tobias Guldberg - Heilmann-Clausen, Jacob: Fungi of Temperate Europe idegen
idegen
Læssøe, Thomas - Petersen, Jens H - Frøslev, Tobias Guldberg - Heilmann-Clausen, Jacob

Fungi of Temperate Europe - Keys to the Basidiomycotes

Princeton University Press, 2026

A beautifully illustrated identification key to the basidiomycotes of temperate Europe The basidiomycetes comprise some of the best-known...

 

Előjegyezhető

Hedges, Andrew H: A Reed Shaken with the Wind idegen
idegen
Hedges, Andrew H

A Reed Shaken with the Wind - A Human and Natural History of the Bear River Marsh

University of Utah Press, 2026

Reveals the environmental and historical pressures shaping an essential stretch of land and water in the American West A Reed Shaken with...

 

Előjegyezhető

Meadows, Donella H.: Thinking in Systems idegen
idegen
Meadows, Donella H.

Thinking in Systems - Wie komplexe Systeme funktionieren

Vahlen, Franz, GmbH, Verlag, 2026

Der Klassiker zum Verständnis komplexer Systeme ?Ein Buch, das jeder lesen sollte, der versucht, ein Unternehmen, ein Team oder ein Land ...

 

Előjegyezhető

Swendsen, Robert H.: An Introduction to Statistical Mechanics and Thermodynamics idegen
idegen
Swendsen, Robert H.

An Introduction to Statistical Mechanics and Thermodynamics

Oxford University Press, 2024

This text presents the two complementary aspects of thermal physics as an integrated theory of the properties of matter. Conceptual under...

Online ár:

20 228 Ft

Eredeti ár: 21 292 Ft

Schmitz, Kathryn H. - Schwartz, Anna L. - Campbel, Anna: ACSM's Essentials of Exercise Oncology idegen
idegen
Schmitz, Kathryn H. - Schwartz, Anna L. - Campbel, Anna

ACSM's Essentials of Exercise Oncology

Lippincott Williams&Wilki, 2024

Providing an approachable introduction to exercise oncology as well as unparalleled preparation for those preparing for credentialing in ...

Online ár:

34 222 Ft

Eredeti ár: 36 023 Ft

H, Lamya: Hijab Butch Blues idegen
idegen
H, Lamya

Hijab Butch Blues - A Memoir

Random House LLC US, 2024

A queer hijabi Muslim immigrant survives her coming-of-age by drawing strength and hope from stories in the Quran in this “raw and relata...

Online ár:

7 752 Ft

Eredeti ár: 8 159 Ft

Kenney, W. Larry - Wilmore, Jack H. - Costill, David L.: Physiology of Sport and Exercise idegen
idegen
Kenney, W. Larry - Wilmore, Jack H. - Costill, David L.

Physiology of Sport and Exercise

Human Kinetics, 2024

Combining research with extensive visual aids, Physiology of Sport and Exercise, Ninth Edition With HKPropel Access, offers a simple way ...

Online ár:

67 449 Ft

Eredeti ár: 70 998 Ft

Le May, G. H. L.: British Government 1914-1963 idegen
idegen
Le May, G. H. L.

British Government 1914-1963 - Select Documents

Taylor & Francis Ltd, 2026

Originally published in 1964, this collection of documents was the first to show in detail how the structure and conventions of British g...

 

Előjegyezhető

Dodd, A. H.: The Growth of Responsible Government idegen
idegen
Dodd, A. H.

The Growth of Responsible Government - From James the First to Victoria

Taylor & Francis Ltd, 2026

First published in 1956, The Growth of Responsible Government explores Britain's most distinctive contribution to political practice. Des...

 

Előjegyezhető

Yoshikawa, Ken - Yamanaka, Norikazu - Ohte, Nobuhito - Miki, Naoko H. - Wang, Linhe - Zhang, Guosheng: Dryland Vegetation in the Sand-Shifting Environment idegen
idegen
Yoshikawa, Ken - Yamanaka, Norikazu - Ohte, Nobuhito - Miki, Naoko H. - Wang, Linhe - Zhang, Guosheng

Dryland Vegetation in the Sand-Shifting Environment - Mu Us Sandy Land, China

Springer Singapore, 2026

This book highlights the life history strategies of natural vegetation in sand-shifting environments, focusing on the physiological and e...

 

Előjegyezhető

Lovecraft, H. P.: The Dunwich Horror idegen
idegen
Lovecraft, H. P.

The Dunwich Horror

Vintage Publishing, 2026

 

Előjegyezhető

Chun, Wendell H.: Foundations of Artificial Intelligence and Robotics idegen
idegen
Chun, Wendell H.

Foundations of Artificial Intelligence and Robotics - Volume 1 A Holistic View

Taylor & Francis Ltd, 2026

Artificial Intelligence (AI) is a complicated science that combines philosophy, cognitive psychology, neuroscience, mathematics and logic...

 

Előjegyezhető

Huddleston, T. H.: The Cracks idegen
idegen
Huddleston, T. H.

The Cracks

Titan Books Ltd, 2026

A punk rock love letter to Gothic horror, about class, grief and the ghosts of the past, perfect for fans of Grady Hendrix and Rachel Har...

 

Előjegyezhető

Stone, Austin H: The Ghosts of an Empire idegen
idegen
Stone, Austin H

The Ghosts of an Empire - The History of the Alabama Fuel and Iron Company in St. Clair County

Sutton Publishing, 2026

Imagine working for a company that owns your house, your grocery store, your church, and even your children's schools. That was the reali...

 

Előjegyezhető

Ramirez, Julio J. - Olson, Matthew H.: An Introduction to Theories of Learning idegen
idegen
Ramirez, Julio J. - Olson, Matthew H.

An Introduction to Theories of Learning

Taylor & Francis Ltd, 2026

Now celebrating its 50th anniversary, An Introduction to Theories of Learning has provided a uniquely sweeping review of the major learni...

 

Előjegyezhető

Michalski, Joseph H.: Terrorism as Moralistic Violence idegen
idegen
Michalski, Joseph H.

Terrorism as Moralistic Violence - An Integrated Theory of Terrorism's Lethal Nature

Taylor & Francis Ltd, 2026

This book develops and applies the theory of lethal moralism to explain the different types and growth of terrorism over the last half ce...

 

Előjegyezhető

Madhusanka, B. G. D. A. - Hewage, Chaminda - Herath, H. M. K. K. M. B. - Yasakethu, S. L. P.: Inclusive Education idegen
idegen
Madhusanka, B. G. D. A. - Hewage, Chaminda - Herath, H. M. K. K. M. B. - Yasakethu, S. L. P.

Inclusive Education - STEM in the Age of Modern AI

Taylor & Francis Ltd, 2026

This book combines modern Artificial Intelligence (AI) and inclusive education learning systems methodologies. The book also provides ext...

 

Előjegyezhető

Ramirez, Julio J. - Olson, Matthew H.: An Introduction to Theories of Learning idegen
idegen
Ramirez, Julio J. - Olson, Matthew H.

An Introduction to Theories of Learning

Taylor & Francis Ltd, 2026

Now celebrating its 50th anniversary, An Introduction to Theories of Learning has provided a uniquely sweeping review of the major learni...

 

Előjegyezhető

Almaas, A. H.: The Inner Beloved idegen
idegen
Almaas, A. H.

The Inner Beloved - The Heart's Journey to Divine Unity

Penguin LLC US, 2026

An exploration of the spiritual journey as a path of love, where the heart’s discontent becomes the doorway to ultimate fulfillment. Alth...

 

Előjegyezhető

Whiting, Susan H.: Illiberal Law and Development idegen
idegen
Whiting, Susan H.

Illiberal Law and Development - Property Rights and Conflict Over Land in China

Cambridge University Press, 2026

In Illiberal Law and Development, Susan H. Whiting advances institutional economic theory with original survey and fieldwork data, addres...

 

Előjegyezhető

Austin, Erin E. H. - Bartels, Lisa: Achieving National Board Certification in World Languages idegen
idegen
Austin, Erin E. H. - Bartels, Lisa

Achieving National Board Certification in World Languages - Proven Strategies and Tips for Accomplished Teaching

Taylor & Francis Ltd, 2026

Achieving National Board Certification in World Languages is the essential companion for World Language teachers who are currently workin...

 

Előjegyezhető

Bernard, H Russell - Wutich, Amber: Research Methods in Anthropology idegen
idegen
Bernard, H Russell - Wutich, Amber

Research Methods in Anthropology - Qualitative and Quantitative Approaches

Bloomsbury Academic, 2026

Research Methods in Anthropology is the field's classic, celebrated introduction-and the most comprehensive survey available-of qualitati...

 

Előjegyezhető

Moore, Don A - Bazerman, Max H: Decision Leadership idegen
idegen
Moore, Don A - Bazerman, Max H

Decision Leadership - Empowering Others to Make Better Choices

Yale University Press, 2025

A fresh, research-driven playbook for how successful leaders can maximize the potential of others When we think of leaders, we often imag...

Online ár:

6 134 Ft

Eredeti ár: 6 456 Ft

Abbas, Abul K. - Lichtman, Andrew H. - Pillai, Shiv - Henrickson, Sarah: Cellular and Molecular Immunology idegen
idegen
Abbas, Abul K. - Lichtman, Andrew H. - Pillai, Shiv - Henrickson, Sarah

Cellular and Molecular Immunology

Elsevier LTD, 2025

**Selected for 2025 Doody’s Core Titles® in Immunology** Well-written, readable, and superbly illustrated, Cellular and Molecular Immunol...

Online ár:

36 327 Ft

Eredeti ár: 38 238 Ft

Chen, Alexander - Richeimer, Steven H.: Confronting Chronic Pain idegen
idegen
Chen, Alexander - Richeimer, Steven H.

Confronting Chronic Pain - A Guide to Relief

Johns Hopkins University Press, 2026

A trusted, updated guide to understanding chronic pain and reclaiming your quality of life. Confronting Chronic Pain is a clear, compassi...

 

Előjegyezhető

Chun, Wendell H.: Foundations of Artificial Intelligence and Robotics idegen
idegen
Chun, Wendell H.

Foundations of Artificial Intelligence and Robotics - Volume 2 A Historical Background

Taylor & Francis Ltd, 2026

Artificial Intelligence (AI) is a complicated science that combines philosophy, cognitive psychology, neuroscience, mathematics and logic...

 

Előjegyezhető

Gallier, Jean H - Quaintance, Jocelyn: Mathematical Foundations and Aspects of Discrete Mathematics idegen
idegen
Gallier, Jean H - Quaintance, Jocelyn

Mathematical Foundations and Aspects of Discrete Mathematics

World Scientific Publishing Company, 2026

This book is an introduction to discrete mathematics with a strong emphasis on formal reasoning. Beginning with the fundamentals of propo...

 

Előjegyezhető

Madkour, Loutfy H.: Carbon Nanomaterials-Based Biosensing for Cancer Therapeutics Technology Platform idegen
idegen
Madkour, Loutfy H.

Carbon Nanomaterials-Based Biosensing for Cancer Therapeutics Technology Platform

Taylor & Francis Ltd, 2026

This book summarizes the recent progress in the research on the advancement of technology sensing based sensors and biosensors of carbon ...

 

Előjegyezhető

Madkour, Loutfy H.: Nano-Carbons for Nanobiosensing and Bioremediation in Smart Targeted Cancer Treatment idegen
idegen
Madkour, Loutfy H.

Nano-Carbons for Nanobiosensing and Bioremediation in Smart Targeted Cancer Treatment

Taylor & Francis Ltd, 2026

This book focuses the applications of Nanostructured carbon materials (NCMs) in all fields of pharmacy and medicine from therapeutics to ...

 

Előjegyezhető

Kern, Morton J - Seto, Arnold H: SCAI Interventional Cardiology Review idegen
idegen
Kern, Morton J - Seto, Arnold H

SCAI Interventional Cardiology Review

Lippincott Williams&Wilki, 2024

Keep current with recent changes in the field and prepare for certification or recertification with SCAI Interventional Cardiology Review...

Online ár:

90 138 Ft

Eredeti ár: 94 882 Ft

Brown-Cáceres, Nicholas A - Plylar, David H: Let the People Hear It idegen
idegen
Brown-Cáceres, Nicholas A - Plylar, David H

Let the People Hear It - One Hundred Years of Concerts at the Library of Congress

Library of Congress, 2026

Since 1925, the Library of Congress has presented one of the most prestigious and innovative concert series in the United States. Philant...

 

Előjegyezhető

Duller, H. J.: Development Technology idegen
idegen
Duller, H. J.

Development Technology

Taylor & Francis Ltd, 2026

The problem of economic development in the Global South was recognized as one of the defining challenges of the twentieth century. Profes...

 

Előjegyezhető

Wiseman, H.: Political Systems idegen
idegen
Wiseman, H.

Political Systems - Some Sociological Approaches

Taylor & Francis, 2026

First published in 1966, Political Systems provides an examination of political systems through a sociological approach. This comprehensi...

 

Előjegyezhető

Vevers, H G: The British Seashore idegen
idegen
Vevers, H G

The British Seashore

Taylor & Francis, 2026

First published in 1954, The British Seashore is written for those who love to wander along the coast- along the beaches of shingle and s...

 

Előjegyezhető

Wiseman, H.: Britain and the Commonwealth idegen
idegen
Wiseman, H.

Britain and the Commonwealth

Taylor & Francis, 2026

First published in 1965, Britain and the Commonwealth provides a comprehensive account of Britain's role in the Commonwealth and of the C...

 

Előjegyezhető

Beales, H L: The Industrial Revolution 1750-1850 idegen
idegen
Beales, H L

The Industrial Revolution 1750-1850 - An Introductory Essay

Taylor & Francis, 2026

The Industrial Revolution (1958) examines the various interpretations of early industrialization in Britain. It assesses and synthesises ...

 

Előjegyezhető

Harley, A H: Colloquial Hindustani idegen
idegen
Harley, A H

Colloquial Hindustani

Taylor & Francis, 2026

First Published in 1944, Colloquial Hindustani is intended to supply the beginner in the language not only with the common rules of gramm...

 

Előjegyezhető

Warren, J H: The English Local Government System idegen
idegen
Warren, J H

The English Local Government System

Taylor & Francis, 2026

First Published in 1946, The English Local Government System has undoubtedly been one of the most successful introductory books on this s...

 

Előjegyezhető

Dodd, Frederick H.: Commonsense Psychology and the Home idegen
idegen
Dodd, Frederick H.

Commonsense Psychology and the Home

Taylor & Francis Ltd, 2026

First published in 1933, Commonsense Psychology and the Home was a book for parents and others who were interested in the welfare of the ...

 

Előjegyezhető

Mair, Victor H. - Wang, Yuanfei: Early Globalism and Chinese Literature idegen
idegen
Mair, Victor H. - Wang, Yuanfei

Early Globalism and Chinese Literature

Cambridge University Press, 2026

Exploring 'early globalism and Chinese literature' through the lens of 'literary diffusion,' this Element analyzes two primary forms. The...

 

Előjegyezhető

Durham, Jermaine M. - Skobba, Kim - Callahan, Monica H.: The Community Housing Handbook idegen
idegen
Durham, Jermaine M. - Skobba, Kim - Callahan, Monica H.

The Community Housing Handbook - Unlocking Housing Potential for Small Towns and Rural America

Taylor & Francis Ltd, 2026

In this book, readers journey through rural small towns to discover practical tools for driving meaningful change in housing. The book de...

 

Előjegyezhető

Clements, Douglas H. - Sarama, Julie: Learning and Teaching Early Math idegen
idegen
Clements, Douglas H. - Sarama, Julie

Learning and Teaching Early Math - The Learning Trajectories Approach

Taylor & Francis Ltd, 2026

This definitive fourth edition synthesizes the research and wisdom of expert teachers on how young children learn mathematics on how effe...

 

Előjegyezhető

Evans, D. H. - Wastling, Lisa M.: Excavations at the Austin Friary, Hull, Yorkshire, 1994 and 1999, Part 2 idegen
idegen
Evans, D. H. - Wastling, Lisa M.

Excavations at the Austin Friary, Hull, Yorkshire, 1994 and 1999, Part 2 - The Fabric and the Material Culture

Taylor & Francis Ltd, 2026

Excavations at the Austin Friary, Hull, Yorkshire, 1994 and 1999, Part 2, details the excavations of the Austin Friary in Hull, a house f...

 

Előjegyezhető

Warren, J H: The Local Government Service idegen
idegen
Warren, J H

The Local Government Service

Taylor & Francis, 2026

First Published in 1952, The Local Government Service describes in general terms the character and extent of the tasks which the body of ...

 

Előjegyezhető

Banks, Michael H - Ullah, Philip: Youth Unemployment in the 1980s idegen
idegen
Banks, Michael H - Ullah, Philip

Youth Unemployment in the 1980s - Its Psychological Effects

Taylor & Francis, 2026

Youth unemployment is one of the most critical problems generated by any recession. Widespread changes in the structure of the youth labo...

 

Előjegyezhető

Weiler, J H H: Israel and the Creation of a Palestinian State idegen
idegen
Weiler, J H H

Israel and the Creation of a Palestinian State - A European Perspective

Taylor & Francis, 2026

To many outside observers of the Israeli-Palestinian conflict, there would appear to be one eminently sensible solution: in exchange for ...

 

Előjegyezhető

Best, Robin H: Land Use and Living Space idegen
idegen
Best, Robin H

Land Use and Living Space

Taylor & Francis, 2026

Few people have any coherent idea of whether the shifts taking place in land-use structure are critically important for us all, or whethe...

 

Előjegyezhető

Árinfó

Akciós ár: a vásárláskor fizetendő akciós ár

Online ár: az internetes rendelésekre érvényes nem akciós ár

Eredeti ár: kedvezmény nélküli könyvesbolti ár

Kiadói ár: kedvezmény nélküli könyvesbolti ár árkötött könyvek esetén

Bevezető ár: az első megjelenéshez kapcsolódó kedvezményes ár

Korábbi ár: az akciót megelőző 30 nap legalacsonyabb akciós ára

További információk

Árinfó

Akciós ár: a vásárláskor fizetendő akciós ár

Online ár: az internetes rendelésekre érvényes nem akciós ár

Eredeti ár: kedvezmény nélküli könyvesbolti ár

Kiadói ár: kedvezmény nélküli könyvesbolti ár árkötött könyvek esetén

Bevezető ár: az első megjelenéshez kapcsolódó kedvezményes ár

Korábbi ár: az akciót megelőző 30 nap legalacsonyabb akciós ára