Owen Richard Books

A roller-coaster plotted thriller about a young girl kidnapped by a drug czar and taken to his tropical island as his personal slave, and when the opportunity comes to escape, she does so in a hear...

Crisis in the Kremlin

By Owen Richard

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White slave

By Owen Richard

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The Times guide to world organisations

By Owen Richard

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Comrade Chairman

By Owen Richard

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Generals at rest

By Owen Richard

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Essential tort

By Owen Richard, Richard Owen

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Tuttle guide to the single European market

By Owen Richard

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White slave

By Owen Richard

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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.