Mikael Ollivier Books

Suite à un accident de montagne, les secouristes retrouvent cinq corps au lieu de ceux des quatre randonneurs. Le lieutenant Le Kerrec, Breton en exil dans la vallée de Chamonix, est chargé de réso...

Trois souris aveugles

By Mikael Ollivier

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Un secret de famille

By Mikael Ollivier

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Freres de sang

By Mikael Ollivier

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Apprendre a marcher aux enfants

By Mikael Ollivier

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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.