Phillip Gwynne Books

Turn off the lights

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Dom has five more Herculean tasks to perform -- or lose a pound of flesh. In this installment Dom has to turn the power off during Earth Hour -- for the entire Gold Coast.

Fetch the Treasure Hunter

By Phillip Gwynne

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Rush Contrat 1

By Phillip Gwynne

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Rush Tome 6

By Phillip Gwynne

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Blacky Lovely und der ganze Bullshit.

By Phillip Gwynne

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Nukkin Ya

By Phillip Gwynne

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Jetty Rats

By Phillip Gwynne

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Michael

By Phillip Gwynne

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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.