Rolf Ackermann Books

The Evil Wizard Smallbone

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When twelve-year-old Nick runs away from his uncle s in the middle of a blizzard, he stumbles onto a very opinionated bookstore. He also meets its guardian, the self-proclaimed Evil Wizard Smallbon...

Unsere kleinen Stadte

By Klaus Viedebantt

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Chirurgische Facharztweiterbildung 3 Bde. Bd.3 Schwerpunkt Weiterbildung

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Die verschollene Karawane

By Rolf Ackermann

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Die weisse Jagerin

By Rolf Ackermann

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Der Fluch des Florentiners

By Rolf Ackermann

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Handbuch der Kriminalistik fur Praxis und Ausbildung.

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Kriminalistik gestern heute morgen

By Ackermann Rolf Dr. Jur

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Madame Terror

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Malignancies of the genitourinary tract

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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.