David R. Grigg Books

Unfit Magazine

By LJ Cohen, Joe Taylor, David Brin, Emily Devenport, Daniel Scott White, Eric Del Carlo, Robert Silverberg, David R. Grigg, Jerry Oltion

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Wastelands - Stories of the Apocalypse

By John Joseph Adams Editor Stephen King, George R.R. Martin Authors

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The definitive anthology of the best post-apocalyptic literature of the last two decades. Featuring New York Times bestsellers Stephen King, George R.R. Martin and Orson Scott Card, edited by award...

Unreal Magazine Vol. 1

By Emily Devenport, Liz Kellebrew, Daniel Scott White, Jessica Needham, David R. Grigg, Yoon Ha Lee, Adithi Rao, George Salis, Martha Wells, Tais Teng

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Unreal Magazine Vol. 1

By Emily Devenport, Liz Kellebrew, Daniel Scott White, Jessica Needham, David R. Grigg, Yoon Ha Lee, Adithi Rao, George Salis, Martha Wells, Tais Teng

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The Fallen Sun

By David R. Grigg

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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.