Wolf D. Gruner Books

Deutschland mitten in Europa

By Wolf D. Gruner

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Europa Lexikon

By Wolf D. Gruner

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Der Deutsche Bund

By Wolf D. Gruner

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Der Rostocker Geschichtsprofessor skizziert den Deutschen Bund als föderative Nachfolgeorganisation des Heiligen Römischen Reichs deutscher Nation, der wichtige Voraussetzungen für die deutsche Nat...

Die deutsche Frage

By Wolf D. Gruner

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Deutsche Frage in Europa 1800-1990

By Wolf D. Gruner

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Der Wiener Kongress 1814 15

By Wolf D. Gruner

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Wissenschaft Bildung Politik

By Paul Hoser, Wolf D. Gruner, Ludwig Hammermayer

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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.