Ron Ellis Books

Ears of the City Johnny Ace Mystery

By Ron Ellis

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Murder First Glass

By Ron Ellis

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The Executioner is a new type of criminal. He advertises his crimes as forthcoming events. In a letter to The Times, he announces his intention of personally restoring the death penalty in England...

Over the Boards

By Ron Shea Kevin Ellis

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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.

Ron Ellis Books

Murder on the Internet

Single Shot

The Early Years DCI Glass

Ears of the City Johnny Ace Mystery

Murder First Glass

Over the Boards

Murder on the Internet

Framed

Single Shot

Ears of the City

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How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

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