Christelle Vallat Books

Il parait que le loup

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De nombreuses rumeurs circulent à propos du loup! À ce qu'on dit, il habite un igloo au fond du pôle Nord, il a peur du noir, il chante comme une vieille casserole, il ne sait pas lire, il ne se la...

Bala Et L Norme Crocodile

By Vallat Christelle

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La grosse faim de Cap tain Lupo

By Christelle Vallat

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Amis d un jour

By Christelle Vallat

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Dali le renardeau doit quitter son terrier et découvrir le monde. L'hiver arrive et il lui faut rester prudent dans la forêt. Heureusement, il peut compter sur un ami inattendu. Un album sur la sol...

Z Lie French Edition

By Vallat Christelle

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Ago rul mullich inun chumun paribari pallararara

By Christelle Vallat

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Bala, the raccoon, with his friend the little lizard, team up to frighten off a very scary crocodile -- proving that the biggest animal is not always the smartest one!

Celia

By Christelle Vallat

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Celia, the town listener, collects a seed from each person who shares a problem with her, so when Julian loses his seed on the way to see her, he is unable to let go of his sadness.

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.