Michel Piquemal Books

Tout Savoir Sur Le Sexe. Sans Tabous Ni Complexes

By Michel Piquemal

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Ado blues

By Michel Piquemal

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Relation parent - enfant, adolescent, vie pratique A l'adolescence, on doute de tout, de soi, des autres, des parents, car c'est l'âge où tout change en vous et autour de vous : vous êtes passés d...

Le Coeur de Violette

By Novi, Piquemal

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Le dico des indiens

By Michel Piquemal

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Bouli la bagarre

By Michel Piquemal

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Bouli Un chenapan en danger

By Michel Piquemal

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L ecole des mammouths

By Michel Piquemal, Herve Le Goff

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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.