George Hook Books

Time Added On: The Autobiography

By George Hook

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The Science Matrix : Level 1 NCEA Science, Biology, Chemistry And Physics

By Tony Mander, George Hook

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The Science Matrix is a comprehensive new compact course book covering all 24 of the content-based NCEA level 1 Science, Biology, Chemistry and Physics standards (as specified in NZQA's subject mat...

New Zealand Pathfinder Series: Science Year 11 : NCEA Level 1

By George Hook

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Science : Year 9

By George Hook

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Science : Year 10

By George Hook

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Pathfinder Science : Year 9

By George Hook

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Science. Book A

By George Hook

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Practical Skills In Science

By George Hook

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Assessment Of Science Skills

By George Hook

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Orientation To Science

By George Hook

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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.