Hardcover
details (USA).(see also: eBook (Kindle) · Audible Audiobook)
details (UK).(see also: eBook (Kindle) · Audible Audiobook)
details (Germany).(see also: Kindle Ausgabe)
details (Canada).(see also: eBook (Kindle) · Audible Audiobook)
ISBN: 978-0-670-06332-1
ISBN-10: 0-670-06332-0
Viking Books for Young Readers · 2009