Paperback
details (United Kingdom).(see also: Audible Audiobook · Audio Cassette · Audio Cassette)
details (United States).(see also: Audio Cassette · Audio Cassette · Audio Cassette)
details (Germany).(see also: Hörkassette)
details (Canada).(see also: Audio Cassette · Audio Cassette)
ISBN: 978-0-586-20892-2
ISBN-10: 0-586-20892-5
HarperCollins · 1990