Paperback 2017 Year Wildside Press Publisher ISBN-13: 978-1-4794-3305-6 ISBN-10: 1-4794-3305-5 Buy on Amazon
Digital Books 2019 Year Wildside Press Publisher ISBN-13: 978-1-4794-4621-6 ISBN-10: 1-4794-4621-1 Not Available for Purchase
Paperback 1974 Year Ace Books Publisher ISBN-13: 978-0-441-14250-7 ISBN-10: 0-441-14250-8 Buy on Amazon