Catherine Lanneau Books

Les 100 discours qui ont marque le XXe siecle

By Simon Petermann, Herve Broquet, Catherine Lanneau

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L'histoire du XXe siècle à travers les grands discours qui l'ont marqué, retransmis dans leur intégralité et resitués dans leur époque : Jaurès, Gandhi, Hitler, Charles de Gaulle, Pie XII, Truman,...

Textes Politiques de 1815 a 1817 Articles du Mercure de France Annales de la Session De 1817 a 1818

By Francis Balace, Kurt Kloocke, Catherine Lanneau, Paul Delbouille, Andre Cabanis

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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.