Allan Blunden Books

Martin Heidegger: A Political Life

By Hugo Ott

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Conversations with Goethe

By Allan Blunden, Johann Peter Eckermann, Ritchie Robertson

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Conversations with Goethe

By Allan Blunden, Johann Peter Eckermann

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A witty introduction to the mind of Goethe, in a new translation for the first time in 150 years A Penguin ClassicBy the end of the nineteenth century, Johann Wolfgang von Goethe was the world's mo...

Stranger in My Own Country

By Hans Fallada, Allan Blunden

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Stranger in My Own Country

By Hans Fallada, Allan Blunden

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Stranger in My Own Country

By Hans Fallada, Allan Blunden

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Stranger in My Own Country

By Hans Fallada, Allan Blunden

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Three Lives

By Allan Blunden, Oliver Matuschek

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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.