Lesley Kelly Books

Running Campaigns and Ballots

By Lesley Kelly, Tim Morton, Caroline Keightley

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When Scotland's leading virologist goes missing, Mona and Paterson from the Health Enforcement Team are dispatched to London to find him. In a hot and unwelcoming city, Mona has to deal with a boss...

Songs by dead girls

By Lesley Kelly

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Fine House in Trinity

By Lesley Kelly

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Health of Strangers

By Lesley KELLY

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Death at the Plague Museum

By Lesley Kelly

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Health of Strangers

By Lesley Kelly

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Songs by Dead Girls

By Lesley Kelly

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Murder at the Music Factory

By Lesley Kelly

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Dead Man Driving

By Lesley 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.