Udo Friedrich Books

Prasenz des Mythos

By Udo Friedrich, Bruno Quast

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Naturgeschichte zwischen artes liberales und frA 1 4hneuzeitlicher Wissenschaft

By Udo Friedrich

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Kunst und Konventionalitat

By Udo Friedrich

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Transfer von Expertenwissen in der Fruhen Neuzeit Gelehrte Diskurse in der volkssprachigen Praxis

By Udo Friedrich

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The transfer of expert knowledge to an unlearned audience is a highly complex process. It is not only dependant on subject-specific requirements, but also on institutional and media requirements. T...

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.