Catherine De Lasa Books

Firemen to the Rescue

By Catherine De Lasa

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Au secours des hommes les pompiers

By Catherine De Lasa

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Sissi

By Catherine De Lasa

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Collection qui retrace des périodes phares de l'Histoire à travers le journal intime de jeunes héroïnes, offrant pour chaque titre une aventure inspirée de faits véridiques. Ici, la jeune Élisabeth...

Blanche de Castille

By Catherine De Lasa

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Le cochon

By Bruno David, Catherine De Lasa, Christophe Merlin

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Les psaumes

By Anne Isabelle Le Touze, Catherine De Lasa

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Je vous salue Marie

By Andree Prigent, Catherine De Lasa

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Elodie ciseaux n72

By Capdevilain R

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En route petit frere n 142

By N A

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En route petit frere

By Boiry, Catherine De Lasa

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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.