Paperback
details (UK).(see also: Audible Audiobook · Audio CD · CD-ROM)
details (USA).(see also: Audible Audiobook · Audio CD · eBook (Kindle))
details (Germany).(see also: Kindle Ausgabe · Audio CD · CD-ROM)
details (Canada).(see also: eBook (Kindle) · Audio CD · Audio CD)
ISBN: 978-0-04-823156-7
ISBN-10: 0-04-823156-8
Allen & Unwin · 1979