Paperback
details (UK).(see also: Audio Cassette)
details (USA).(see also: Audio Cassette · Audible Audiobook)
details (Canada).(see also: eBook (Kindle) · eBook (Kindle) · eBook (Kindle))
ISBN: 978-0-14-119597-1
ISBN-10: 0-14-119597-5
Penguin Classics · 2011