Louise McKay Books

101 Uses for a Football Summersdale Humour

By Louise McKay

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You Know You'Re An E-Mail Addict When...

By Louise McKay

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Is your day a disaster unless you've e-mailed 259 close personal friends by 11 a.m.? For inveterate e-mailers (and their frustrated bosses), this title should show you how to spot the tell-tale sym...

You Know Your Boyfriend s Useless When.... Summersdale Humour

By Louise Mackay

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Mountains of Mourne

By Louise McKay

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Mountains of Mourne

By Louise McKay

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Marny s Ride with the Wind

By George McKay, Margaret Smetana, Louise McKay

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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.