Didier Convard Books

Polka tome 4

By Didier Convard, Siro.

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Les chats tome 5

By Didier Convard, Paul.

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Les Pieds Nickeles tome 3

By Didier Convard, Andre Juillard

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Les trois crimes d Anubis

By Didier Convard

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Les 3 crimes d Anubis

By Didier Convard

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Réédition. Un vieil égyptologue vient d'être assassiné; à ses côtés se trouve une lettre vierge, parfumée d'une odeur de menthe. Ce sont là les seuls indices donnés à l'inspecteur Victor et à son m...

Le manoir d Orleur

By Didier Convard

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Les trois crimes d Anubis

By Didier Convard

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Dix petits Blacks

By Didier Convard

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Canard, le mystérieux informateur des "Trois crimes d'Anubis" propose de l'aide à l'inspecteur Victor chargé d'une nouvelle enquête : un clochard namangais a été sauvagement assassiné, égorgé, le c...

Michelangelo et le banquet des damnes

By Didier Convard

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Les larmes du pape

By Didier Convard

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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.