Marie Portelance Books

Inspirer le respect et le transmettre

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La valeur du respect fait l'unanimité. Pourtant, à l'aube de ce nouveau siècle, après avoir rejeté avec légitimité certaines valeurs de l'autoritarisme puis avoir testé celles qui ont mené au règne...

J ai rempli le coeur du Pere Noel

By Isabelle Tremblay

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Chateau Ou Tout Est Permis

By N A

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Mon livre a des pattes

By Marie Portelance

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Pour sa fête, Antoine reçoit un livre de magie qui fait son bonheur. Il le perd et rêve que son livre s'est sauvé dans le champ de marguerites. Antoine le poursuit, rencontre le gnome Arcamiel qui...

Je suis petit mais grand

By Isabelle Tremblay, Marie Portelance

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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.