Olivier TODD Books

L Annee du crabe

By Todd Et Todd, Olivier Todd

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Jacques Brel Une Vie

By Todd, Olivier Todd

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Writer, publisher, war hero, French government minister, André Malraux was renowned as a Renaissance man of the twentieth century. Now, Olivier Todd–author of the acclaimed biography Albert Camus–g...

Albert Camus

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Drawing on personal correspondence, notebooks, and public records never before tapped, as well as interviews with Camus's family, friends, fellow workers, writers, mentors, and lovers, here is the...

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.