Joan Jonker Books

Poppy Meadows has the face of a rare beauty, and, like any other 19 year-old, she enjoys life. But when an accidental encounter with two strangers in a street leaves her with a ruined coat, fate de...

You stole my heart away

By Joan Jonker

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Molly Bennett and Nellie McDonough are very happy with their lot in life. Their expanding families and abundance of friends always keeps them busy. When they learn there's a wedding in the offing,...

Stay in Your Own Back Yard

By Joan Jonker

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The Pride of Polly Perkins

By Joan Jonker

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Sadie Was a Lady Eve Duncan Mysteries

By Joan Jonker

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Walking My Baby Back Home

By Joan Jonker, Lynda Rooke

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Try a Little Tenderness

By Joan Jonker

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Stay As Sweet As You Are Eve Duncan Mysteries

By Joan Jonker, Lynda Rooke

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Sweet Rosie O Grady

By Joan Jonker

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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.