Laurent Callegarin Books

Espaces et societes a l epoque romaine

By Laurent Callegarin, R. Plana, F. Rechin, G. Fabre

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Le trajet de Georges Fabre est intimement lié à l'Université de Pau et des Pays de l'Adour (UPPA) dont il a été l'un des fondateurs en assurant, dès 1968, une charge d'assistant dans le Collège uni...

Fretum Hispanicum

By Laurent Callegarin, Victor A. Torres Gonzalez, Antonio M. Saez Romero, Alejandro Diaz Fernandez, Benjamin Caparroy, Enrique Garcia Vargas, David Alvarez Jimenez, Sabine Lefebvre, Susana Marcos, Alfonso Alvarez Ossorio Rivas, Gwladys Bernard, Diego Romero Vera, Anthony Alvarez Melero, Miguel Angel Novillo Lopez

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Baelo

By Laurent Callegarin, Gabriela Polak, Juan Blanquez Perez, Angel Munoz Vicente, Lourdes Roldan Gomez

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Entre civitas y madina

By Laurent Callegarin, Sabine Panzram

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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.