Tina Donahue Books

Relentless

By Tina Donahue, Brotherhood Protectors World

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Toxic Truth

By Tina Donahue, Brotherhood Protectors World

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Moonlight Danger Hot Moon Rising 5

By Tina Donahue

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Men for Hire

By Tina Donahue, Jennifer Denys, Bella Settarra, Michelle Roth

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Wicked Women On Top

By Jen Nicholas, Jordan Summers, Tina Donahue

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As a former Marine-turned-Hollywood director, Cole Ryder's faced many challenges, but none like this. To research his latest film, he's spending three full days (and nights) in a lush, tropical par...

Take My Breath Away

By Tina Donahue

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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.