Christoph Lorey Books

This collection of essays exposes points of queerness, marginality, and alterity present in the German canon and introduces further deviation from traditional German literature and culture in the f...

Lessings Familienbild im Wechselbereich von Gesellschaft und Individuum

By Christoph Lorey

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Interkulturelle Kompetenzen im Fremdsprachenunterricht

By Christoph Lorey

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Ehe im klassischen Werk Goethes

By Christoph Lorey

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A new guide to reading German

By Christoph Lorey, Marianne Eislet

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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.