Paperback
details (USA).(see also: eBook (Kindle) · Audible Audiobook · MP3 CD)
details (UK).(see also: eBook (Kindle) · MP3 CD)
details (Germany).(see also: Kindle Ausgabe · MP3 CD)
details (Canada).(see also: eBook (Kindle) · MP3 CD)
ISBN: 978-0-446-55834-1
ISBN-10: 0-446-55834-6
Twelve · 2009