Werner Breunig Books

Die Vier Machte in Berlin

By Uwe Schaper, Michael Bienert, Werner Breunig, Andrea Theissen

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Die Entstehung Der Verfassung Von Berlin: Eine Dukomentation

By Hans Joachim Reichhardt, Werner Breunig, Josephine Gabler, Hans J. Reichhardt

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Herausgegeben Von Hans J. Reichhardt ; Unter Mitarbeit Von Werner Breunig, Josephine Gabler. Includes Bibliographical References (p. 2433-2449) And Indexes.

Verfassunggebung in Berlin 1945-1950

By Werner Breunig

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Ursrunge der Zweiten Republik

By Frank R. Pfetsch

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Berlin in Geschichte Und Gegenwart

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Datenhandbuch Landerparlamentarier, 1945-1953

By Werner Breunig

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Berlin In Geschichte Und Gegenwart

By Werner Breunig

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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.