Michel Lamontagne Books

L arbre noir

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Au 22e siècle, la terre est polluée et surpeuplée. La famille Tremblay a décidé de s'exiler sur Tiane, la planète des lézards. Leur fils Jean, douze ans, trouve difficile de s'adapter. D'autant plu...

Celui qui voit

By Michel Lamontagne

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"En 2199, sur la planète Tiäne, se côtoient d'étranges lézards pacifiques et des terriens qui y ont émigré. Jean, un terrien, attrape un virus et voit se développer en lui la faculté de se téléport...

Visitor

By Michel Lamontagne, John Triptych

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Vector

By Michel Lamontagne, John Triptych

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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.