Niels Knolle Books

Kultureller Wandel und Musikpadagogik

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Musikpadagogik vor neuen Forschungsaufgaben

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Verwerfungen in der Gesellschaft - Verwandlungen in der Schule. Musikunterricht - Lehrplan - Studium

By Siegmund Helms, Niels Knolle, Birgit Jank

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Lehr und Lernforschung in der Musikpadagogik

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Evaluationsforschung in der Musikpadagogik

By Niels Knolle

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Evaluation research has become an important branch of educational research, the variety of contributions to the 31 FIGHT-session evaluation research in music education makes it clear that the music...

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.