Stephen Coghlan Books

Gathering storms

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"I'm writing this letter to you because I want to tell you how my family, the Genmos, became recognized as living beings. You might have heard of us in the news recently, but if you haven't, let me...

Wild Frontiers

By Jeffrey L. Blehar

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Infurno The Divine Clawmedy Volume 1

By Tarl Voice Hoch, Hypetaph, RS Pyne, Jensyn Grayves, Jaden Drackus, Kirisis, Stephen Coghlan, Thurston Howl, Cedric Bacon, TJ Minde, Ferric, Faolan, James Hudson, Allison Thai, Weasel

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50 Shades of Neigh

By Stephen Coghlan

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50 Shades of Neigh

By Stephen Coghlan

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Remnants

By Stephen Coghlan

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Remnants

By Stephen Coghlan

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Uncomfortable

By Devon Hallgate, Stephen Coghlan, Kim Rhodes

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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.