Claudia Andrea Spring Books

Vollzugspraxis des Opferfursorgegesetzes

By Nikolaus Dimmel, Heinrich Berger, Claudia Andrea Spring, Karin Berger

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Zwischen Krieg und Euthanasie

By Claudia Andrea Spring

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This publication describes in detail the preparation and realization of the forcibly sterilization of numerous women and men Vienna from 1940 to 1945. These forced sterilizations of individuals, b...

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.