Carola Dunn Books

A mourning wedding

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Daisy can't wait to see her friend, Lucy Fotheringay, get married, but the nuptials take a sombre turn when it is discovered that Lucy's great-aunt, Lady Eva Devenish, lies strangled in her bed on...

While walking her dog with friends, Eleanor rescues a young half-drowned Indian man out of the water. Delirious and concussed, he talks about his family being trapped in a cave. While the young man...

Winter Garden Mystery

By Carola Dunn

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Rattle His Bones

By Carola Dunn

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Mistletoe And Murder Daisy Dalrymple Mysteries

By Carola Dunn

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Dead in the Water Daisy Dalrymple Mysteries Paperback

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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.