Pierre G. Coslin Books

Psychologie de l adolescent

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L'auteur expose d'abord les faits pubertaires et le développement psycho-sexuel de l'adolescent, puis il en étudie le développement cognitif et moral, l'insertion scolaire et professionnelle, et ce...

Psychologie de l adolescent

By Pierre G. Coslin

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Conduites a risque a l'adolescence

By Pierre G. Coslin

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Les adolescents devant les deviances

By Pierre G. Coslin

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Jeux dangereux jeunes en danger

By Pierre G. Coslin

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Ces ados qui nous font peur

By Pierre G. Coslin

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Professionnels Face a l enfance en Danger

By Marie France MINUIT, Pierre G. Coslin, Brigitte Tison, Annick Cartron, Christine Jaillardon

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Ces jeunes qui desertent nos ecoles--

By Khalid Boudarse, Pierre G. Coslin

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Ces jeunes qui desertent nos ecoles--

By Khalid Boudarse, Pierre G. Coslin

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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.