Hardcover
details (USA).(see also: Audible Audiobook · Audio CD · eBook (Kindle))
details (UK).(see also: Audio CD · Audio CD · eBook (Kindle))
details (Germany).(see also: CD-ROM · Audio CD · Kindle Ausgabe)
details (Canada).(see also: Audio CD · eBook (Kindle) · Audible Audiobook)
ISBN: 978-0-439-68013-4
ISBN-10: 0-439-68013-1
Scholastic Press · 2008