Bernard Guidot Books

La Chanson d Antioche

By Bernard Guidot

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Elie de Saint Gilles

By Bernard Guidot

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Elie de Saint Gilles offre de nouvelles dispositions d'esprit qui hantent l'univers épique du début du treizième siècle. La notoriété de certains protagonistes est mise en cause ; de nouveaux héros...

Le Siege de Barbastre

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Siege de barbastre le .

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Girart de Vienne

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Recherches sur la chanson de geste au XIIIe siecle, d'apres certaines oeuvres du cycle de Guillaume d'Orange

By Bernard Guidot

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Aliscans

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Garin le Lorrain

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Gerbert

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La liberation de Metz

By Denis Pierre

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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.