Keith Francis Books

Charles Darwin and The Origin of Species

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The author presents a comprehensive analysis of the theories of Charles Darwin, along with a chronology and overview of the life of Darwin and important events associated with his ideas about evolu...

Death at the Nave

By Keith Francis

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Death at the Nave

By Keith Francis

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TQM in a Sales Environment TQM Practitioner

By Keith Francis

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Seaside rock

By Keith C. Francis

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The Education of a Waldorf Teacher

By Keith Francis

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Rudolf Steiner and the Atom

By Keith Francis

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An Odd Couple

By Keith Francis

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Charles Darwin and the Origin of Species

By Keith Francis

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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.