Jeanine Guion Books

La moto de Ratus

By Jeanine Guion

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Ratus est content : il va à la pêche. Mais dans la rivière, il va rencontrer de drôles de poissons !

Tico fait du velo hors serie 1

By Cornuel Pierre Guion Jeanine Et Jean

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La grosse betise de Ratus

By Jeanine Guion

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Ratus gardien de zoo

By Jeanine Guion

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Ratus est heureux, il a trouvé un travail pour l'été: il va s'occuper des animaux du zoo. Et il prend son travail très à coeur. Même un peu trop ! Il promène le lion sur sa moto, lâche les autruche...

Ratus a l hopital

By Jeanine Et Jean Guion, Olivier Vogel

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Bibliotheque De Ratus

By Jeanine Guion

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Bibliotheque De Ratus

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Ratus a l ecole

By Jeanine Guion

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Super Mamie sirene magique

By Jeanine Guion

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En vacances chez Ratus

By Jeanine Et Jean Guion, Olivier Vogel

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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.