Paperback
details (USA).(see also: eBook (Kindle) · CD-ROM · CD-ROM)
details (United Kingdom).(see also: eBook (Kindle) · CD-ROM · Audio CD)
details (Germany).(see also: Kindle Ausgabe · CD-ROM · Audible Hörbuch)
details (Canada).(see also: eBook (Kindle) · Audio CD · Audible Audiobook)
ISBN: 978-0-547-57710-4
ISBN-10: 0-547-57710-9
HMH Books for Young Readers · 2011