Hardcover
details (UK).(see also: eBook (Kindle) · Audible Audiobook)
details (United States).(see also: eBook (Kindle) · Audible Audiobook · Audible Audiobook)
details (Germany).(see also: Kindle Ausgabe · Audible Hörbuch)
details (Canada).(see also: eBook (Kindle) · Audible Audiobook)
ISBN: 978-0-436-37741-9
ISBN-10: 0-436-37741-1
Martin Secker & Warburg Ltd · 1981