Werner Keller Books

Leben fur Versohnung. Hermann Maas - Wegbereiter des christlich-judischen Dialoges

By Werner Keller, Eckhart Marggraf, Matthias Riemenschneider, Albrecht Lohrbacher

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Bible as History

By Werner Keller, Keller Werner

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The Bible as History

By Werner Keller, Keller Werner

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The Bible As History, now thoroughly updated with the latest scientific and archaeological breakthroughs in biblical investigation. Including:Revolutionary new evidence that confirms some of the mo...

Strukturen der Unterentwicklung Indien 1757-1914

By Werner Keller

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The Bible as History

By Werner Keller

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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.