Mark Urban Books

The explosive story of the poisoning of the former Russian spy Sergei Skripal and what it reveals about the growing clandestine conflict between the West and Russia. Salisbury, England: March 4, 20...

Task Force Black

By Mark Urban

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Task Force Black

By Mark Urban

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The Tank War

By Mark Urban

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The edge

By Mark Urban

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Task force black

By Mark Urban

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"When British and American forces invaded Iraq in April 2003, their intelligence operations got to work looking for the WMD their governments had promised us were there. They quickly realised no su...

Skripal Files EXPORT

By Mark Urban

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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.

Mark Urban Books

Fusiliers

Fusiliers

Soviet Land Power

The Skripal files

Task Force Black

Task Force Black

The Tank War

The edge

Task force black

Skripal Files EXPORT

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How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

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