Rene Guillot Books

Le maitre des elephants

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Une belle histoire d'amitié entre Martin et Fofana à la recherche de la piste des éléphants, au Cameroun.

Parti rejoindre son père en Afrique, Jean-Luc s' interroge sur ce pays magique et mystérieux. Quelle relation établira-t-il avec les autres enfants ? Mais l'amitié qu'il va nouer avec Fofana, un je...

Grischka und Ajoki.

By Rene Guillot

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Grischka und sein Bar. Ab 10 J. .

By Werner. Burger, Rene Guillot

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Grischkas grosses Abenteuer.

By Rene Guillot

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Grischka und sein Bar. Sonderausgabe. Ab 10 J. .

By Rene Guillot, Werner Burger

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Grischka und die Wolfe. Sonderausgabe.

By Rene Guillot

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Grischka und die Wolfe.

By Rene Guillot

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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.