Paperback
details (USA).(see also: eBook (Kindle) · Audible Audiobook)
details (United Kingdom).(see also: eBook (Kindle) · Audible Audiobook)
details (Germany).(see also: Kindle Ausgabe · MP3 CD · Audible Hörbuch)
details (Spain - España).(see also: Versión Kindle)
ISBN: 978-0-9601428-2-8
ISBN-10: 0-9601428-2-7
distributed by Bookpeople · 1978