Denis Richard Books

Hardest Victory: RAF Bomber Command in the Second World War

By Denis Richard, Denis Richards

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Dictionnaire des drogues et des dependances

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Ce dictionnaire recouvre des notions historiques, sociologiques, pharmacologiques, médicales, juridiques et culturelles liées aux drogues, mais aussi aux nombreuses autres dépendances désormais ide...

Dictionnaire des drogues des toxicomanies et des dependances

By Jean Louis Senon, Medecin Denis Richard

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Les drogues

By Richard Denis Medecin

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Le cannabis

By Richard Denis Medecin

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Cannabis

By Denis Richard

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Toxicomanies

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Quand jardiner soigne French Edition

By Denis Richard

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La vie des coleopteres d Europe

By Pierre Olivier Maquart, Denis Richard

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La classification animale Une histoire illustree

By Denis Richard, David Bainbridge

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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.