Hardcover 2016 Year Baen Books Publisher ISBN-13: 978-1-4767-8153-2 ISBN-10: 1-4767-8153-2 Buy on Amazon
Paperback 2018 Year Baen Books Publisher ISBN-13: 978-1-4814-8292-9 ISBN-10: 1-4814-8292-0 Buy on Amazon
Digital Books 2016 Year Baen Books Publisher ISBN-13: 978-1-62579-520-5 ISBN-10: 1-62579-520-3 Not Available for Purchase