Hardcover
details (UK).(see also: eBook (Kindle) · Audio Cassette)
details (USA).(see also: eBook (Kindle) · Audible Audiobook · Audio Cassette)
details (Canada).(see also: eBook (Kindle) · Audio Cassette · Audible Audiobook)
ISBN: 978-0-241-89654-9
ISBN-10: 0-241-89654-1
Hamish Hamilton Ltd · 1977