Mark Chadbourn Books

We Are The Martians The Legacy of Nigel Kneale

By Mark Gatiss, Mark Chadbourn, Ramsey Campbell, Stephen Laws, Maura McHugh, Neil Snowdon, Tim Lucas, Stephen Bissette, Kim Newman

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Lord of Silence

By Mark Chadbourn

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Vidar is a man tormented -- by a lost memory and a vampiric jewel that demands the life energy of others. Now, with a killer loose within his home city, Vidar must solve a three thousand year old r...

Lord of Silence

By Mark Chadbourn

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Darkest Hour The Age of Misrule Book 2

By Mark Chadbourn

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The Fairy Feller s Master Stroke

By Mark Chadbourn

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The Fairy Feller s Master Stroke

By Mark Chadbourn

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Wonderland Doctor Who

By Mark Chadbourn

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Wonderland Doctor Who

By Mark Chadbourn

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La Nuit sans fin

By Mark Chadbourn

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Weltendammerung 1. Im Anbruch der Finsternis.

By Mark Chadbourn

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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.