Manuela Studer Karlen Books

Verstorbenendarstellungen auf fruhchristlichen Sarkophagen

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The present study analyzes not only the images of the deceased on the Christian sarcophagi, but also highlights the fact that these representations of the deceased must be regarded as a characteris...

Staging the Ruler s Body in Medieval Cultures

By Michele Bacci, Manuela Studer Karlen, Gohar Grigoryan

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Christus Anapeson

By Manuela Studer Karlen

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Cultural Interactions in Medieval Georgia

By Michele Bacci, Manuela Studer Karlen, Thomas Kaffenberger

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Meanings and Functions of the Royal Portrait in the Mediterranean World 11th 15th Centuries

By Michele Bacci, Manuela Studer Karlen, Mirko Vagnoni

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Biography of a Landmark the Chora Monastery and Kariye Camii in Constantinople Istanbul Form Late Antiquity to the 21th Century

By Manuela Studer Karlen

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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.