Paperback
details (UK).(see also: eBook (Kindle) · Audible Audiobook)
details (USA).(see also: eBook (Kindle) · Audible Audiobook · Audible Audiobook)
details (Germany).(see also: Kindle Ausgabe · Kindle Ausgabe · Audible Hörbuch)
details (Canada).(see also: eBook (Kindle))
ISBN: 978-0-7515-1627-2
ISBN-10: 0-7515-1627-9
Sphere · 1996