Wim Willems Books

Gypsies and Other Itinerant Groups

By Wim Willems, Leo Lucassen, Anne Marie Cottaar

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Schrijven met je vuisten

By Tjalie Robinson

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Verzetsheldin met schilderkist

By Wim Willems

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Ru Paré staat voor het vergeten vrouwelijk verzet in de Tweede Wereldoorlog. Ze was een gevierd kunstenares, die tijdens de Duitse bezetting haar schilderkist gebruikte om de levens van 52 joodse k...

De krachtige stad

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Tjalie Robinson

By Wim Willems

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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.