Mass Market Paperback
details (USA).(see also: eBook (Kindle) · Audio CD · Audio CD)
details (UK).(see also: eBook (Kindle) · Audio CD · Audio CD)
details (Germany).(see also: Kindle Ausgabe · Audio CD · Audible Hörbuch)
details (Canada).(see also: eBook (Kindle) · Audible Audiobook · CD-ROM)
ISBN: 978-0-671-80595-1
ISBN-10: 0-671-80595-9
Pocket Books · 1976