Hubert Houben Books

Although many recent studies have addressed important aspects of medieval southern Italy, this is the first work for nearly ninety years to be devoted specifically to the life and reign of King Rog...

Arthur Haseloff und Martin Wackernagel

By Arthur Erich Georg Haseloff

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Die Abtei Venosa und das Monchtum im normannisch-staufischen Suditalien

By Hubert Houben

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Federico II. Imperatore uomo mito

By Hubert Houben

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Mezzogiorno normanno-svevo

By Hubert Houben

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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.