Paperback
details (USA).(see also: eBook (Kindle))
details (UK).(see also: eBook (Kindle))
details (Germany).(see also: Kindle Ausgabe)
details (Canada).(see also: eBook (Kindle))
ISBN: 978-0-470-61533-1
ISBN-10: 0-470-61533-8
Houghton Mifflin Harcourt · 2011