Hubert Fehr Books

Germanen und Romanen im Merowingerreich Fruhgeschichtliche Archaologie zwischen Wissenschaft und Zeitgeschehen Reallexikon der Germanischen Altertumskunde Erganzungsbande 68 German Edition

By Hubert Fehr

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Germanen und Romanen Im Merowingerreich

By Hubert Fehr

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Germanen und Romanen Im Merowingerreich

By Hubert Fehr

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Germanen und Romanen im Merowingerreich

By Hubert Fehr

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Die Volkerwanderung

By Hubert Fehr

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"Wie aus dem Nichts, so schien es den Völkern Europas, tauchte im 4. Jahrhundert nach Christus eine Horde Reiter am Schwarzen Meer auf. In einem Blutbad vernichteten die Krieger aus der asiatischen...

Die Anfange Bayerns

By Irmtraut Heitmeier, Hubert Fehr

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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.