Mass Market Paperback
details (USA).(see also: eBook (Kindle))
details (United Kingdom).(see also: eBook (Kindle))
details (Germany).(see also: Kindle Ausgabe)
details (Canada).(see also: eBook (Kindle))
ISBN: 978-0-441-89240-2
ISBN-10: 0-441-89240-X
Ace Books · 1979