Joshua Williamson Books

Justice League Odyssey Vol. 1: The Ghost Sector

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When a cosmic menace threatens worlds beyond our own in the Ghost Sector, it falls to a new Justice League team to answer the call to battle! Cyborg, Starfire, Green Lantern Jessica Cruz and an out...

Aliens Predator Prometheus Alien Vs. Predator

By Paul Tobin

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Nailbiter

By Joshua Williamson

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Birthright

By Joshua Williamson

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Birthright

By Joshua Williamson

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Evolution Volume 1

By Joshua Williamson, Joseph Keatinge, James Asmus, Christopher Sebela

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Birthright Volume 7

By Joshua Williamson

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Nailbiter

By Joshua Williamson

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Nailbiter

By Mike Henderson, Adam Guzowski, Joshua Williamson

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Nailbiter

By Mike Henderson, Adam Guzowski, Joshua Williamson

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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.