Hardcover
details (UK).(see also: eBook (Kindle) · Audible Audiobook · Audible Audiobook)
details (USA).(see also: Audible Audiobook · Audible Audiobook · Audible Audiobook)
details (Germany).(see also: Kindle Ausgabe · MP3 CD · Audible Hörbuch)
details (Canada).(see also: Audible Audiobook · Audible Audiobook)
ISBN: 978-0-00-222148-1
ISBN-10: 0-00-222148-9
HarperCollins Publishers Ltd · 1978