Hardcover
details (UK).(see also: eBook (Kindle) · Audible Audiobook · Audible Audiobook)
details (USA).(see also: eBook (Kindle) · Audible Audiobook · Audio CD)
details (Germany).(see also: Kindle Ausgabe · Kindle Ausgabe · Audible Hörbuch)
details (Canada).(see also: eBook (Kindle) · Audible Audiobook)
ISBN: 978-0-00-222345-4
ISBN-10: 0-00-222345-7
HarperCollins Publishers Ltd · 1981