Greg Herren Books

When Eric Matthews wakes up in the hospital, he discovers that he has no memory of his accident. The body of a classmate was found in his car, shot to death. But nothing makes sense to Eric. He and...

Who dat whodunnit

By Greg Herren

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The Super Bowl Carnival looks grim for Scott Bradley yet again when his estranged cousin Jared,who plays for the Saints,becomes the number one suspect in the murder of his girlfriend, the homophobi...

Sara Soliloquy

By Greg Herren

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Night Shadows Queer Horror

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Timothy

By Greg Herren

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"The memory of Timothy haunts every corner of Spindrift, the beautiful mansion on the Atlantic shore. His face was flawless, his body breathtaking perfection. Everyone who saw him loved him, desire...

Lake Thirteen

By Greg Herren

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Baton rouge bingo

By Greg Herren

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"A simple trip up to Baton Rouge to bail his mother out of jail takes a dire turn when her best friend from college, animal rights activist Veronica Porterie, turns up murdered -- and Mom hires the...

Murder in the Garden District

By Greg Herren

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Dark tide

By Greg Herren

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"For Ricky Hackworth, a summer job to save money before he leaves for college is a necessity. When he lands a job as a lifeguard at the Mermaid Inn in Latona, Alabama, on the beautiful Gulf Coast,...

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.