Donna Kauffman Books

Sleeping with Beauty

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At twenty-eight, elementary-school teacher Lucy Harper still feels more like a wallflower than the sex goddess she knows is trapped inside her. In fact, she can barely remember the last time she ac...

Not So Snow White

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Can a down-on-her-luck princess really have it all?A whisper away from thirty, gorgeous Tess Hamilton has been the tennis world’s top titleholder and celebrity since she won her first championship...

BLACK SATIN

By Donna Kauffman

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The Three Musketeers

By Donna Kauffman

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The Legend Mackinnon

By Donna Kauffman

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Not So Snow White

By Donna Kauffman

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Men of Courage men of courage 1

By Lori Foster Donna Kauffman Jill Shalvis

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To All a Good Night

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To All a Good Night

By Donna Kauffman, Jill Shalvis, HelenKay Dimon

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To All a Good Night

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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.