Thierry Mariage Books

L Univers de Le Nostre

By Mariage, Thierry Mariage

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Trianon l autre rivage

By Nicolas Bruant, Thierry Mariage

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Trianon l Autre Rivage 2 Anglais French Edition

By Mariage T

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The World of Andre Le Notre

By Thierry Mariage

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The Gardens of Versailles - along with the name of their chief creator, Andre Le Notre - have become synonymous with the French style of "formal" garden. This style in its turn would succumb to ano...

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.