Ulrich Knufinke Books

Bauwerke judischer Friedhofe in Deutschland

By Ulrich Knufinke

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Wolfsburg Der Architekturfuhrer

By Nicole Froberg

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Achtung Modern

By Ulrich Knufinke, Norbert H. Funke, Stefan Amt

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Schwabische Moscheen

By Ulrich Knufinke

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Vor über 50 Jahren begann die erste muslimische Einwanderungswelle nach Deutschland. Baden-Württemberg und besonders Stuttgart wurden zum Ziel von Menschen, denen man Arbeit und Wohlstand versprach...

Synagogen in Dusseldorf

By Ulrich Knufinke, Barbara Suchy

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Israel Jacobson 1768 1828

By Mirko Przystawik, Katrin Kessler, Ulrich Knufinke, Cord Friedrich Berghahn

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Bauhaus Jerusalem

By Ulrich Knufinke

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Synagogue and Museum

By Ulrich Knufinke, Katrin Kessler

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Jewish Architects Jewish Architecture

By Ulrich Knufinke, Katrin Kessler

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Emanuel Bruno Quaet Faslem 1785 1851

By Ulrich Knufinke

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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.