Paperback
details (UK).
(see also: Audible Audiobook · Audible Audiobook)
details (United States).
(see also: Audible Audiobook · Audible Audiobook)
details (Germany).
(see also: Audible Hörbuch · Audible Hörbuch)
details (Spain - España).
(see also: Encuadernación desconocida)
ISBN: 978-0-900850-94-3
ISBN-10: 0-900850-94-9
Imprint unknown · 1972