Bodo Hombach Books

Mulheim an der Ruhr. Eine eigenwillige Stadt

By Gerd Muller, Bodo Hombach, Peter Grafe

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The Politics of the New Centre

By Bodo Hombach

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Der Lokomotive in voller Fahrt die Rader wechseln. Geschichte und Geschichten aus Nordrhein Westfalen

By Bodo Hombach Reinhard Gratz Peter Grafe

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The Politics of the New Centre

By Bodo Hombach

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Die Menschen machen ihre Geschichte nicht aus freien Stucken aber sie machen sie selbst

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Dieses Buch will den Menschen an Rhein, Ruhr und Lippe Lust machen, Geschichte in die eigenen Hände zu nehmen. An vielen Beispielen aus über eineinhalb Jahrhunderten zeigt es die Zusammenhänge von...

Skandal Politik Politik Skandal

By Bodo Hombach

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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.