Daniel Le Blevec Books

L Eglise et la violence Xe XIIIe siecle

By Daniel Le Blevec, Dominique Barthelemy, Michelle Fournie

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Si la relation entre l'Eglise et la violence a déjà ete abordee à Fanjeaux, le présent Cahier revient sur cette question et l'envisage sous ses differentes formes, au cours du Moyen Age central, à...

Saint Guilhem le Desert

By Pierre Marie Carre, Daniel Le Blevec, Geraldine Mallet, Matthieu Desachy

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Saint Dominique en Languedoc

By Daniel Le Blevec, Gilles Danroc

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L archeveche de Narbonne au Moyen age

By Daniel Le Blevec, Michelle Fournie

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Universites et la Ville Au Moyen Age

By Jacques Verger, Daniel Le Blevec, Patrick Gilli

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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.