Paperback
details (UK).(see also: Audible Audiobook · eBook (Kindle))
details (United States).(see also: eBook (Kindle) · Audible Audiobook · Audible Audiobook)
details (Germany).(see also: Kindle Ausgabe · Kindle Ausgabe · Audible Hörbuch)
details (Canada).(see also: eBook (Kindle))
ISBN: 978-0-14-005000-4
ISBN-10: 0-14-005000-0
Penguin · 1978