Heather Graham Books

Wedding bell blues

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"If Kaitlin O'Herlihy got one more wedding invitation, she was going to scream. Suddenly everyone, including her grandmother, was getting married. It was making a shambles of her well-ordered exist...

Forever My Love

By Heather Graham

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Shocked by the reappearance of her ex-husband, whom she had believed was dead, Kathryn O'Hara learns that Brent has been desperately outmaneuvering a faceless killer who is after a stash of stolen...

All in the Family Men Made in America Series

By Heather Graham

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The last cavalier

By Heather Graham

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Silhouette Shadows

By Edith Layton, Heather Graham, Helen R. Myers

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Double Entendre

By Heather Graham

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Game Of Love Best Of The Best

By Heather Graham

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A Matter of Circumstance

By Heather Graham

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Lucia in Love Lion on the Prowl

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The di Medici bride.

By Heather Graham

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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.