Helmut Heiber Books

Goebbels

By Helmut Heiber

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The Weimar Republic

By Helmut Heiber

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In 1918 the defeated German regime collapsed, and with it the monarchy. In its place a bewildered German people were offered, and somewhat half-heartedly accepted, their first democratic constituti...

The Weimar Republic: Germany 1918-33

By Helmut Heiber

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Goebbels.

By Helmut Heiber

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Adolf Hitler

By Helmut Heiber

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Hitler and His Generals

By David M. Glantz

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Hitler and His Generals

By Helmut Heiber

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Die Ruckseite des Hakenkreuzes. Absonderliches aus den Akten des Dritten Reiches.

By Helmut Heiber, Beatrice Heiber

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Joseph Goebbels

By Helmut Heiber

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Die Republik Von Weimar

By Heiber

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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.