Stefan Bollmann Books

En dressant le portrait d'une cinquantaine d'auteures liées par la même soif d'écriture, depuis le Moyen Age (Hildegarde de Bingen) jusqu'à aujourd'hui (Toni Morrison), cet ouvrage montre que les o...

Les plus belles lettres de femmes

By Stefan Bollmann, Jeanne Etore Lortholary, Laure Adler, Bernard Lortholary

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Kursbuch Stadt. Stadtleben und Stadtkultur an der Jahrtausendwende.

By Stefan. Bollmann

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Warum Lesen glucklich macht

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Frauen die lesen sind gefahrlich

By Stefan Bollmann

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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.