Erin Johnson Books

The Wild Reveler

By Pamella Dixon Harvey, Erin Johnson

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Grace and the Guiltless

By Erin Johnson

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When Grace's parents and siblings are murdered by the Guiltless Gang for their Arizona horse ranch outside Tombstone, she vows to devote her life to revenge--but the Chiricahua she finds sanctuary...

Due East Beasts Campfire Feasts

By Erin Johnson

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Eclairs Scares Haunted Home Repairs

By Erin Johnson

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Mermaid Fins Winds Rolling Pins

By Erin Johnson

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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.