Hans Smelik Books

Eddy Roos

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Eddy Roos is een tekenaar, beeldhouwer en choreograaf. 'Beeldhouwkunst is architectuur, architectuur is beeldhouwkunst' is het uitgangspunt van zijn werk. Dit was tevens het credo van één van zijn...

Klaas Koopmans 1920 2006

By Bert Looper, Jan Henk Hamoen, Bart Marius, Hans Smelik

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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.