Gunter Krenn Books

Elektrische Schatten: Beitrage zur osterreichischen Stummfilmgeschichte

By Gunter Krenn, Elisabeth Buttner, Paolo Caneppele, Francesco Bono, Gyongyi Balogh

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Film ist Comics: Wahlverwandtschaften zweier Medien

By Gunter Krenn, Paolo Caneppele

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Helmut Qualtinger: Die Arbeiten fur Film und Fernsehen

By Gunter Krenn

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Louise Brooks

By Gunter Krenn, Karin Moser

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Cocl Seff

By Gunter Krenn, Nikolaus Wostry

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Book on Austrian silent film comedians Rudolf Walter and Josef Holub. The accompanying DVDs contains silent short comedy films with these actors, and others.

Geschichte erzahlen

By Gunter Krenn, Thomas Ballhausen, Valerie Strunz

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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.