Lesley Cookman Books

Murder to Music

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"Retired actress Libby Sarjeant and her friend Fran are invited to investigate a house that is reputedly haunted. For once, Libby can be as nosy as she likes without ploughing straight into a murde...

Murder in the Monastery

By Lesley Cookman

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Murder in the green

By Lesley Cookman

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Murder at the Manor

By Lesley Cookman

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"Steeple Martin sleuth Libby Sarjeant and her partner Ben are hosting a writers' weekend reunion at Ben's family home, The Manor, when a body is discovered in the grounds.Even though Scotland Yard...

Murder at the Manor

By Lesley Cookman

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Murder by magic

By Lesley Cookman

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Libby Sarjeant and her friend Fran Wolfe are asked to look into the sudden and unexplained death of a devoted churchgoer. The police appear to have lost interest, but the villagers are certain that...

Murder by magic

By Lesley Cookman

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Murder by the sea

By Lesley Cookman

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When a body is discovered on a rocky little island in the middle of Nethergate Bay the media swoop on the seaside town. Soon an enquiring hack discovers that local resident, Fran Castle, has previo...

Murder by the sea

By Lesley Cookman

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Murder in Autumn

By Lesley Cookman

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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.