Guy Vadepied Books

Marcel Dassault, ou, Les ailes du pouvoir

By Guy Vadepied

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Mary Cassatt

By Guy Vadepied

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Née à Pittsburgh aux Etats-Unis en 1844, Mary Cassatt s'éteint en 1926 au Mesnil-Théribus en Picardie. Elle figure au rang des grands peintres qui ont porté le mouvement impressionniste. Mary Cassa...

Emilien Amaury

By Guy Vadepied

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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.