Paperback
details (United States).(see also: Audible Audiobook)
details (United Kingdom).(see also: Audible Audiobook)
details (Germany).(see also: Audible Hörbuch)
details (Canada).(see also: Audible Audiobook)
ISBN: 978-0-486-26464-6
ISBN-10: 0-486-26464-5
Dover Publications · 1990