Christian Fierens Books

Logique de l inconscient

By Christian Fierens

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La relance du phallus

By Christian Fierens

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Lecture de l etourdit

By Fierens Christian

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Le vŒu de Lacan était d'être lu " convenablement ". Le pari est tenu à partir de L'Etourdit, l'un de ses textes les plus difficiles. Ecrit par Lacan à l'âge de soixante et onze ans, au sommet de so...

Logique de l'inconscient

By Christian Fierens

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Lectures de Lacan

By Christian Fierens

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Rever aujourd hui

By Baudouin Decharneux, Claude Yves Baum, Willy Szafran, Christian Fierens, Sylvie Lausberg

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Jouissance Principle

By Christian Fierens

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Jouissance Principle

By Christian Fierens

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Soul of Narcissism

By Christian Fierens

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Soul of Narcissism

By Christian Fierens

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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.