Gunther Moosbauer Books

Kastell und Friedhofe der Spatantike in Straubing

By Gunther Moosbauer

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Die vergessene Romerschlacht

By Gunther Moosbauer

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Winter 234/235: Kaiser Alexander Severus sitzt gerade beim Frühstück ins einem Prunkzelt in Mainz, als ein Trupp Soldaten hereinstürmt und ihn niedermetzelt. Hinter dem Putsch steckt der römische O...

Die Varusschlacht

By Gunther Moosbauer

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Fines imperii imperium sine fine

By Rainer Wiegels, Gunther Moosbauer

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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.