Richard Lioger Books

La Folie du chaman

By Richard Lioger

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Sourciers et radiesthesistes ruraux

By Richard Lioger

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Une anthropologie religieuse en Lorraine

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Les industries jurassiennes

By Richard Lioger, Noel Barbe

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Metz, metamorphose d'une ville

By Richard Lioger

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Like other cities, Metz faces major urban, social, and economic challenges (demography, mobility, public facilities, etc.). Four planners describe how they seek to resolve these issues with bold an...

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.