Keith Kelly Books

"18 geography topicsEasy-to-use reference toolClear glossaries Activities that practise the vocabulary in context Perfect for individual study or use in class alongside any course or subject specif...

Peace Comes To Ajani 2

By Keith Kelly

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Mrenh Gongveal

By Keith Alan Kelly

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The Magic Blanket Fort

By Keith Kelly

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The Magic Blanket Fort

By Keith Kelly

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Putting CLIL into practice

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Geog.1 EAL workbook: Support for students with English as an additional language

By John Clegg, Keith Kelly

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Oxford Case Histories: Anaesthesia

By Jon McCormack, Keith Kelly

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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.