Andy Clarke Books

WJEC AS biology

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Perfect for revision, these guides explain the unit requirements, summarise the content and include specimen questions with graded answers. Endorsed by WJEC, this full-colour Student Unit Guide pro...

WJEC AS biology

By Andy Clarke

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WJEC A2 biology unit BY4

By Andy Clarke

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Perfect for revision, these guides explain the unit requirements, summarise the content and include specimen questions with graded answers. Each full-colour New Edition Student Unit Guide provides...

Designing with CSS for a Beautiful Web, DVD

By Andy Clarke

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This video on DVD is by renowned designer and author Andy Clarke. In his book, Transcending CSS: The Fine Art Of Web Design (New Riders), Andy set the stage for the development of progressive Web s...

Designing Web Accessibility for a Beautiful Web, DVD

By Andy Clarke

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Inspired CSS: Styling for a Beautiful Web, DVD

By Andy Clarke

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Designing with Microformats for a Beautiful Web

By Andy Clarke

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R.E.B.E.L.S.: The Coming of Starro

By Andy Clarke

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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.