John Ostrander Books

"Even as rumors spread of the death of Sith Emperor Darth Krayt, his followers continue to enforce his edicts-- including the genocidal war against the Mon Calamari on their homeworld of Dac. But t...

Star Wars omnibus

By John Ostrander

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Collects the adventures of Quinlan Vos, a Jedi Knight whose mind has been wiped, but whose greatest danger comes from the darkness within himself.

Star Wars Omnibus

By Jeremy Barlow, John Ostrander, Jan Duursema, Tomas Giorello, W. Haden Blackman, Brian Ching, Hoon, Rick Leonardi, Chuck Dixon, Randy Stradley, Brandon Badeaux

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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.