Jean Gruault Books

Les soeurs Bronte

By Andre Techine, Jean Gruault, Yves Peyrot, Pascal Bonitzer, Yves Gasser, Isabelle Adjani

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In a remote English village, three sisters, Charlotte, Emily, and Anne, live a simple life with their brother, Branwell, and their father, the pastor Patrick Bronte. Although compelled to take post...

Belle Epoque

By Jean Gruault

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Ce que dit l'autre

By Jean Gruault

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Le sang de Naples

By Jean Gruault

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Cul par-dessus tete

By Jean Gruault

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Histoire de Julien Marguerite

By Jean Gruault

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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.