Jan Marinus Wiersma Books

Na Mars komt Venus

By Joost Lagendijk

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Sturen bij de moslimburen

By Joost Lagendijk

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Travels among Europe s Muslim Neighbours

By Joost Lagendijk, Jan Marinus Wiersma

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De politiek van de euro

By Annelies Pilon, Rene Cuperus, Jan Marinus Wiersma

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De financieel-economische wereld ligt sinds 2008 op zijn achterste en het eind is niet in zicht. De crisis leidde ook tot grote problemen in de Europese Unie. Zoals de Economische en Monetaire Unie...

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.