Helene Montardre Books

La quete aux coquelicots

Average: 0.00, 0 Ratings

Un train qui s'arrête en pleine nature, un garçon qui s'en échappe et voilà le "retour aux sources" non prémédité d'un adolescent parisien. Dans ce roman pour jeunes, l'auteur a chanté avant tout l...

Little Wolves

Average: 0.00, 0 Ratings

Hen Chick Turn and Learn

By Helene Montardre

Average: 0.00, 0 Ratings

Night & day

By Helene Montardre

Average: 0.00, 0 Ratings

A child describes some differences between night and day.

Elephant Mouse Turn and Learn

By Helene Montardre

Average: 0.00, 0 Ratings

Cat & dog

By Helene Montardre

Average: 0.00, 0 Ratings

A child describes some differences between cats and dogs.

Ulysse et le cyclope

By Helene Montardre

Average: 0.00, 0 Ratings

Titre s'insérant dans une collection visant à mettre à la portée des enfants les plus grands récits de la mythologie grecque. Chaque opus de la série donne ainsi à découvrir les exploits d'un héros...

L enlevement de Persephone

By Helene Montardre

Average: 0.00, 0 Ratings

Promethee le voleur de feu

By Helene Montardre, Nicolas Duffaut

Average: 0.00, 0 Ratings

Orphee aux Enfers

By Helene Montardre, Nicolas Duffaut

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.