Christian De Montella Books

La revanche des ombres

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Réédition. Quatrième tome de cette série relatant la légende du Saint-Graal, librement inspirée de l'histoire de Chrétien de Troyes. Lancelot est de retour sur les terres de son enfance. Accablé de...

Graal 1 Le Chevalier Sans Nom

By Christian De Montella

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Le diable dans l ile

By Christian De Montella

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Le Fils du diable Graal French Edition

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Premier homme sur la lune

By Christian De Montella

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Moins que l'amour

By Christian De Montella

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Bruler ses vaisseaux

By Christian De Montella

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Un ange dans la nuit

By Christian De Montella, Alice Charbin

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L Equipe

By Christian De Montella

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La Fugitive

By Christian De Montella

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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.