Katy Regnery Books

Premiere

By Romance Writers Of America Organization

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From Romance Writers of America comes a never-before-published collection of tales that showcases the breadth and complexity of the world's most popular genre of fiction!

Campaigning for Christopher The Winslow Brothers 4 The Blueberry Lane Series Volume 10

By Katy Regnery

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Arrange Me

By J.F. Harding, Katy Regnery, Brooke Hayden

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Arrange Us

By J.F. Harding, Katy Regnery, Brooke Hayden

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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.