Patrick Howarth Books

George VI: A Biography

By Patrick Howarth

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My God, Soldiers: From Alamein to Vienna

By Patrick Howarthj, Patrick Howarth

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Attila King Of The Huns: The man and the myth

By Patrick Howarth

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This is a thrilling piece of historical reconstruction. Patrick Howarth draws on the wealth of evidence provided by recent archaeological finds, as well as on Hungarian sources not known in the Wes...

Attila King of the Huns

By Patrick Howarth

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Undercover

By Patrick Howarth

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Intelligence chief extraordinary

By Patrick Howarth

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Play up and play the game

By Patrick Howarth

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Lifeboat in Danger s Hour

By Patrick Foreword By Clare Francis Howarth, Patrick Howarth

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Undercover, the men and women of the Special Operations Executive

By Patrick Howarth

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Life-boat story.

By Patrick Howarth

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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.