Andrew Gunn Books

A colour atlas of parathyroid exploration

By Andrew Gunn

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The Country Bears

By Christopher Ddwd 28406 Walken

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Race to Witch Mountain

By Andrew Gunn, Matt Lopez, Andy Fickman, Mark Bomback

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Jack Bruno is a Las Vegas cab driver. Scientist Dr. Alex Friedman is one of his passengers. She is giving speeches about legitimate scientific theories of UFOs and outer space. The next day Jack no...

A colour atlas of parathyroid exploration

By Andrew Gunn

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South Africa

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Public Policy and Universities

By Michael Mintrom, Andrew Gunn

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Public Policy and Universities

By Michael Mintrom, Andrew Gunn

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Teaching Excellence

By Andrew Gunn

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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.