Paperback
details (United States).(see also: Audible Audiobook · eBook (Kindle) · eBook (Kindle))
details (UK).(see also: Audible Audiobook)
details (Canada).(see also: eBook (Kindle) · Audible Audiobook · eBook (Kindle))
ISBN: 978-0-553-13625-8
ISBN-10: 0-553-13625-9
Bantam Books · 1980