Hardcover
details (USA).(see also: Audible Audiobook · eBook (Kindle))
details (United Kingdom).(see also: Audible Audiobook · eBook (Kindle))
details (Germany).(see also: Audible Hörbuch · Kindle Ausgabe)
details (Canada).(see also: Audible Audiobook · eBook (Kindle))
ISBN: 978-0-525-42325-6
ISBN-10: 0-525-42325-7
Dutton Children's Books · 2011