Diane Johnson Books

"Lulu Sawyer arrives in Marrakech, Morocco, hoping to rekindle her romance with a worldly Englishman, Ian Drumm. It's the perfect cover for her assignment with the American CIA: tracing the flow of...

Flyover lives

By Diane Johnson

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Growing up in the small river town of Moline, Illinois, Diane Johnson always dreamed of venturing off to see the world--and did. Now having travelled widely and lived part-time in Paris for many ye...

Burning.

By Diane Johnson

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Edwin Broun Fred: scientist, administrator, gentleman.

By Johnson Diane

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The life of Dashiell Hammett

By Diane Johnson

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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.