Peter Rahn Books

Ubergang zur Erwerbstatigkeit
Ubergang zur Erwerbstatigkeit

By Peter Rahn

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Offnung von Hochschulen
Ubergang Zur Erwerbstatigkeit
Ubergang Zur Erwerbstatigkeit

By Peter Rahn

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Quartier Macht Schule
Handbuch Kinderarmut
Handbuch Kinderarmut

By Karl August Chasse, Peter Rahn

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Kinderarmut stellt Wissenschaft und Gesellschaft vor komplexe Herausforderungen Auf das Phänomen der Kinderarmut gibt es keine einfachen Antworten - vielmehr bestehen vielfältige Theorien und Ansät...

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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.

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