Justin Sloan Books

Syndicate Wars First Strike

By Justin Sloan, George S. Mahaffey Jr.

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Military veterans in creative careers

By Justin Sloan

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"This book provides guidance on how to follow your passions, and includes interviews with military veterans who have gone on to creative careers, to include: novelists, screenwriters, actors, produ...

Allie Strom and the Tenth Worthy

By Justin Sloan

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In the final book of the trilogy, Allie Strom's war against evil takes her to Japan, a spiritual plane, and the underworld. She must face her destiny of becoming the Tenth Worthy, go to war with th...

Land of Gods

By Justin Sloan

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Death Marked

By Michael La Ronn, Justin Sloan

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Claimed By Honor

By Michael Anderle, Justin Sloan

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Justice is Calling

By Michael Anderle, Justin Sloan

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Falls of Redemption

By Justin Sloan

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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.