Paperback
details (USA).(see also: Audible Audiobook · eBook (Kindle))
details (United Kingdom).(see also: Audible Audiobook)
details (Germany).(see also: MP3 CD)
details (Canada).(see also: eBook (Kindle))
ISBN: 978-0-545-46022-4
ISBN-10: 0-545-46022-0
Scholastic Inc. · 2012