Paperback
details (United States).(see also: Audible Audiobook)
details (UK).(see also: Audio Cassette · eBook (Kindle) · Audible Audiobook)
details (Germany).(see also: Kindle Ausgabe)
details (France).(see also: livre numérique format Kindle · Livres audio Audible)
ISBN: 978-0-671-83271-1
ISBN-10: 0-671-83271-9
Pocket · 1980