Paperback
details (United States).(see also: Audible Audiobook · eBook (Kindle))
details (United Kingdom).(see also: eBook (Kindle))
details (Germany).(see also: Kindle Ausgabe · Kindle Ausgabe)
details (Canada).(see also: eBook (Kindle) · Audible Audiobook)
ISBN: 978-0-89594-122-0
ISBN-10: 0-89594-122-8
Crossing Press · 1982