Paperback
details (United Kingdom).(see also: Audible Audiobook · Audio CD · Audio CD)
details (USA).(see also: eBook (Kindle) · Audio CD · eBook (Kindle))
details (Germany).(see also: Kindle Ausgabe · MP3 CD)
details (Canada).(see also: eBook (Kindle) · eBook (Kindle) · eBook (Kindle) · eBook (Kindle))
ISBN: 978-0-00-625371-6
ISBN-10: 0-00-625371-7
Fount · 1979