Kristin Vayden Books

#1 international bestselling author Sylvia Day, hailed as "one of the most successful romance writers in the world," is joined by powerhouses Minerva Spencer and Kristin Vayden for a trio of sizzli...

The Arrangement

By Sylvia Day Minerva Spencer Kristin Vayden

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A trio of sizzling historical romances that prove passion is timeless . . .   Mischief and the Marquess by Sylvia Day Justin, the Marquess of Fontaine, and Lady Sophie Milton-Riley are complet...

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.