Arendie Herwig Books

Kasteel Keukenhof

By Arendie Herwig, Gerardus Johannes Jaspers, Ignus Maes

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Dit achtste Jaarboek bevat zeven artikelen over verschillende aspecten van kasteel en landgoed Keukenhof. Ronald van Immerseel en Peter Verhoeff gaan in op de historische achtergronden van de Nieuw...

Heroes of the Kabuki Stage

By Henk J. Herwig, Arendie Herwig

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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.