Jason Gurley Books

"Eleanor and Esmerelda are identical twins with a secret language all their own, inseparable until a terrible accident claims Esme's life. Eleanor's family is left in tatters: her mother retreats i...

Awake in the World

By Jason Gurley

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The Colonists

By Jason Gurley

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The Man Who Ended the World

By Jason Gurley

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Deep Breath Hold Tight

By Jason Gurley

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Eleanor

By Jason Gurley

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From The Indie Side

By Brian Spangler, Michael Bunker, Kate Danley, Susan May, Peter Cawdron, Jason Gurley, Sara Foster, Ernie Lindsey, Kev Heritage, Mel Hearse, Anne Frasier, Hugh Howey

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Nas Aguas do Tempo Em Portugues do Brasil

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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.