Ulrich Van Der Heyden Books

"Historically, women have been under-represented in politics. Patriarchal political parties, debilitating customs and discriminatory selection processes, and obstructionist attitudes have generally...

Die Reise des Deutschen Forschers Karl August Mobius Nach Mauritius und Zu Den Seychellen 1874 75

By Uwe Pfullmann, Matthias Glaubrecht, Ulrich Van Der Heyden

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Mission und Dekoloniale Perspektive

By Helge Wendt, Ulrich Van Der Heyden

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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.