Paperback
details (USA).(see also: eBook (Kindle) · eBook (Kindle))
details (Italy).(see also: Copertina flessibile)
details (Canada).(see also: eBook (Kindle) · eBook (Kindle))
ISBN: 978-0-87552-505-1
ISBN-10: 0-87552-505-9
P & R Publishing · 1979