Maria Ormos Books

From Pauda to Trianon 1918 1920

By Maria Ormos

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Hungary in the age of the two World Wars 1914 1945

By Maria Ormos

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Kor tars panorama

By Gyorgy Gyarmati, Zsolt Eross, Maria Ormos

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Vonyó József a hazai történész-szakma egyik legjelentősebb személyisége, a Pécsi Tudományegyetem címzetes egyetemi tanára és a Magyar Történelmi Társulat alelnöke, aki idén (2015-ben) ünnepelte het...

Padovatol Trianonig 1918 1920

By Maria Ormos

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Mult a jelenben

By Maria Ormos

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Remenyek es csalodasok

By Maria Ormos

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Elsősorban a két világháború közötti időszak történetével, valamint a náci Németországgal és az olasz fasizmussal foglalkozó könyveiről ismert történész, Ormos Mária, a pécsi Janus Pannonius Egyete...

Gondolatok az ember torteneterol

By Maria Ormos

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Padovatol Trianonig

By Maria Ormos

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Hitler

By Maria Ormos

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Documents Diplomatiques Francais Sur L Histoire Du Bassin Des Carpates 1918 1932

By Maria Ormos, Gyorgy Litvan, Magda Adam

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How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

If you’re in the world of books—whether as a publisher, librarian, bookseller, or avid collector—you’ve likely come across the terms ISBN-10 and ISBN-13. Understanding these formats and knowing how to convert between them is essential for maintaining consistency and compatibility in book records. In this post, we’ll cover everything you need to know about ISBN conversions, step by step.

What is an EAN and How Does it Relate to an ISBN?

If you’ve ever purchased a product online or in a store, you’ve likely come across a barcode. Behind these barcodes lies a standardized system that makes modern commerce possible. Two key codes often encountered are the EAN (European Article Number) and ISBN (International Standard Book Number). But what are they, how are they connected, and why are they so crucial? Let’s explore.