Curtis Sittenfeld Books

NEW YORK TIMES BESTSELLER • From the author of American Wife and Eligible . . . He proposed. She said no. And it changed her life forever. “A deviously clever what if.”—O: The Oprah Magazine“Imme...

You think it I ll say it

By Curtis Sittenfeld

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A dazzling collection of short stories from the New York Times bestselling author of Prep, American Wife, and Eligible Curtis Sittenfeld has established a reputation as a sharp chronicler of the mo...

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.