Katy Derbyshire Books

Imagine reality

By Ursula Wulfekamp, Simon Byrne, Katy Derbyshire

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The Marvel of Biographical Bookkeeping

By Francis Nenik

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Eulogy for the Living

By Christa Wolf, Gerhard Wolf, Katy Derbyshire

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Invitation to the bold of heart

By Dorothee Elmiger

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"A fire broke out in the coal seams of their town years ago, and the flames are still smoldering underground. Margaret and Fritzi, the two sisters who are the heroines of Invitation to the Bold of...

Apostoloff The German List

By Sibylle Lewitscharoff

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Axolotl roadkill

By Helene Hegemann

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Axolotl roadkill

By Helene Hegemann

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Learning to Scream

By Beate Teresa Hanika

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King of China

By Tilman Rammstedt, Katy Derbyshire

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Against the World

By Jan Brandt, Katy Derbyshire

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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.