Hardcover
details (UK).(see also: eBook (Kindle))
details (USA).(see also: eBook (Kindle) · Audible Audiobook)
details (Canada).(see also: eBook (Kindle) · Audible Audiobook)
ISBN: 978-0-241-10522-1
ISBN-10: 0-241-10522-6
Hamish Hamilton Ltd · 1981