Christian De Montella Books

De rêve en rêve, les jumeaux Tim et Eloïs voyagent à travers le Temps. Leur mission: protéger l'Arbre du Monde des mains d'Orcus Morlock, leur adversaire, avant qu'il ne provoque la fin de l'humani...

Les anges pourpres

By Christian De Montella

Average: 0.00, 0 Ratings

Alors que les armées de Charlemagne envahissent peu à peu les terres saxonnes, le jeune guerrier Widukind veille sur l'Arbre du Monde. Dans l'ombre, Ganelon attend de réaliser son noir dessein : re...

Graal Le Chevalier Sans Nom

By Montella De Christian

Average: 0.00, 0 Ratings

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.