Michel Allard Books

Jeanne Calment

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Jeanne Calment died in August 1997 aged 122 years. Her life remains the longest ever documented and has defied the theories of some scientists who postulated that humans could not live that long. T...

Jeanne Calment

By Victor Lebre, Jeanne Calment, Michel Allard, Jean Marie Robine

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A challenge met

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Le musee

By Allard Michel Lefebvre Bernard Sous La Direction De

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Essais de pedagogie universitaire en sciences sociales et en formation des enseignants

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Les Deux-Canadas 1810-1867

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Societe et affaires sociales

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Les 120 ans de Jeanne Calment, doyenne de l'humanite

By Michel Allard

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Longevite mode d emploi

By Michel Allard, Armelle Thibert Daguet

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Le musee et lecole Cahiers du Quebec. Psychopedagogie

By Michel Allard

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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.