S. A. Sidor Books

The Last Ritual
The Last Ritual

By S A Sidor

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El culto a la Reina Arana
Fury From the Tomb
Fury From the Tomb

By SA Sidor

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Mummies, grave-robbing ghouls, hopping vampires, and evil monks  beset a young archaeologist, in this fast-paced Indiana Jones-style adventure Saqqara, Egypt, 1888, and in the booby-trapped to...

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The Beast of Nightfall Lodge
The Beast of Nightfall Lodge

By S A Sidor

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A mysterious explorer hires a team of adventurers to join him in a hunt for a monstrous beast, in this rip-roaring sequel to Fury From the Tomb.When Egyptologist Rom Hardy receives a strange l...

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Last Ritual
Last Ritual

By S. A. Sidor

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Cult of the Spider Queen
Cult of the Spider Queen

By S. A. Sidor

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Cult of the Spider Queen
Cult of the Spider Queen

By S. A. Sidor

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Aconyte Books Best Of 2020
Lair of the Crystal Fang
Lair of the Crystal Fang

By S. A. Sidor

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Lair of the Crystal Fang
Lair of the Crystal Fang

By S. A. Sidor

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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.

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