Gary McMahon Books

Dirty Prayers

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These tortured tales represent the desperate prayers of shattered people. Among them you will find: a man who is haunted by the sound of sentient alarms, a psychologically damaged brother and siste...

The making of a Macnas parade

By Arts Council Ireland

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Swallowed By The Cracks

By S. G. Browne, Lee Thomas, Bill Breedlove, John Everson, Michael Marshall Smith, McMahon Gary

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Explaining Growth

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Explaining Growth

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For the Night is Dark

By Mark West, Joe Mynhardt, Blaze McRob, Jasper Bark, Stephen Bacon, Armand Rosamilia, Tracie McBride, Ray Cluley, Gary McMahon, John Claude Smith, Benedict J. Jones, Robert W. Walker, Jeremy C. Shipp, Carole Johnstone, Daniel I. Russell, Kevin Lucia, William Meikle, Tonia Brown, G. N. Braun, Scott Nicholson

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For the Night is Dark

By Joe Mynhardt, Blaze McRob, Jasper Bark, Armand Rosamilia, Gary McMahon, G.N. Braun, Robert W. Walker, Jeremy C. Shipp, William Meikle, Scott Nicholson

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Where You Live

By Joe Mynhardt, McMahon Gary

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Understanding Market Reforms Volume 1

By McMahon I Gary

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Alt Dead

By Peter Mark May

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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.