Hardcover 2016 Year Baen Books Publisher ISBN-13: 978-1-4767-8180-8 ISBN-10: 1-4767-8180-X Buy on Amazon
Paperback 2018 Year Baen Books Publisher ISBN-13: 978-1-4814-8290-5 ISBN-10: 1-4814-8290-4 Buy on Amazon
Digital Books 2016 Year Baen Books Publisher ISBN-13: 978-1-62579-521-2 ISBN-10: 1-62579-521-1 Not Available for Purchase