Hardcover 1989 Year Sidgwick & Jackson Publisher ISBN-13: 978-0-283-99948-2 ISBN-10: 0-283-99948-9 Buy on Amazon
Paperback 2005 Year DAW Books Publisher ISBN-13: 978-0-7564-0301-0 ISBN-10: 0-7564-0301-4 Buy on Amazon
Audio 2021 Year Tantor and Blackstone Publishing Publisher ISBN-13: 978-1-6652-4658-3 ISBN-10: 1-6652-4658-8 Not Available for Purchase
Paperback No Cover DAW Books Publisher ISBN-13: 978-0-451-92514-5 ISBN-10: 0-451-92514-9 Buy on Amazon