Diana Palmer Books

One Hot Summer: Blackhawk Legacy The Founding Father Hawk's Way: The Substitute Groom

By Joan Johnston, Diana Palmer, Barbara McCauley

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With a Southern Touch

By Heather Graham, Diana Palmer, Jennifer Blake

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September Morning Body and Soul To Meet Again

By Diana Palmer

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Sassy Peale is desperate to help her family, but her small salary doesn't go far. Then she meets cowboy John Callister, not realizing he's a millionaire from one of Montana's most powerful families...

Tough to tame

By Diana Palmer

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Diamond in the Rough Falling for Mr. Dark Dangerous

By Diana Palmer

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DIAMOND IN THE ROUGH John Callister and his brother had built a ranching empire in Montana.They’d made their fortune—and they’d made Callister a household name. But now John wants something he can...

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.