Gail Martin Books

War of shadows

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Blaine "Mick" McFadden managed to partially restore Donderath's magic, but not without a cost. He and the magic are now bound together, and the power remains dangerous and erratic -- draining the l...

Shadow and Flame

By Gail Z. Martin

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Shadow and Flame The Ascendant Kingdoms Saga Book 4

By Gail Z. Martin

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Her Secret Longing

By Gail Martin

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Her Secret Longing

By Gail Martin

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Her Secret Longing

By Gail Gaymer Martin

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Let s Pretend...

By Gail Martin

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Deseos Secretos Secret Desires Julia

By Gail Martin

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Upon a midnight clear

By Gail Gaymer Martin

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Callie Randolph loved caring for Nattie, the unhappy little girl who had been entrusted to her. A licensed nurse with sorrows of her own, Callie felt a deep and special connection with the troubled...

Not Just Four Show

By Gail S. Martin

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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.