Martyn Housden Books

Helmut Nicolai and Nazi ideology

By Martyn Housden

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Helmut Nicolai and Nazi ideology

By Martyn Housden

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Resistance and Conformity in the Third Reich

By Martyn Housden

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What was the relationship between ordinary Germans and Hitler's government? Why did such a dreadful political system find any popular support at all? Who was brave enough to defy the laws of the Th...

Resistance and Conformity in the Third Reich

By Martyn Housden

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Hitler

By Martyn Housden

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Hitler

By Martyn Housden

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Hitler

By Welch David, Martyn Housden

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Hans Frank Lebensraum and the Final Solution

By Martyn Housden

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Hans Frank

By M. Housden

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Forgotten pages in Baltic history

By David J. Smith Undifferentiated, Martyn Housden

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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.