Roman Bonsch Books

Vie metamorphosis

By Larry R. Williams, Roman Bonsch, Robert Gruber

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Der "Flughafen Wien" wurde seit 1954 als ziviler Flughafen ausgebaut und betrieben. Die Passagierzahlen stiegen von 2006 bis 2011 von knapp 17 bis über 21 Millionen. Um die Sicherheit dieser wachse...

Wien Sudbahnhof

By Roman Bonsch

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Hauptbahnhof Wien. Vienna Main Station

By Roman Bonsch

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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.