John Parker Books

Occupational Lung Disease: An International Perspective

By John Parker, Daniel E. Banks

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Tillingfold's Tour

By John Parker, Parker John

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Rhodesia: Little White Island

By John Parker, Parker John

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King of Fools: Life of Edward VIII

By John Parker, Parker John

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The Best of Our Lives

By John Parker, Trisha Parker

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Attention Baby Boomers! Have you wondered what you want to be when you retire? Where you want to live? And how to do it all? In “The Best of Our Lives: Sharing the Secrets of a Healthy and Happy Re...

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What on Earth?

By John Parker

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Components of Network Advertisement

By John Parker

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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.