Hela Ouardi Books

La Dechirure

By Hela Ouardi, Hamid Simab

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Les derniers jours de Muhammad

By Hela Ouardi

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Médine, juin 632. Sous le soleil accablant de l'Arabie, le temps semble s'être arrêté : le Prophète de l'islam a rendu son dernier souffle. Autour de lui, les fidèles de la nouvelle religion, plong...

Los ultimos dias de Mahoma

By Hela Ouardi, Sara Cano, Mariona Gasto Jimenez

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1586 1740 1585 1587 1575 1740 1728 1588 1605 1588 1740 1585 1607 1575 a l Ombre des Sabres

By Hela Ouardi, Hamid Simab

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1602 1578 1604 1583 1585 1605 1587 1580 1583

By Hela Ouardi, Hamid Simab

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Connaissez vous Queneau

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L'androgyne en litterature

By Hela Ouardi

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Les derniers jours de Muhammad

By Hela Ouardi

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L androgyne en litterature

By Hela Ouardi

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Perceptions de la mediterranee

By Hela Ouardi

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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.