Hardcover
details (USA).(see also: eBook (Kindle) · MP3 CD · Audio CD)
details (UK).(see also: MP3 CD)
details (Germany).(see also: MP3 CD)
details (Canada).(see also: eBook (Kindle) · MP3 CD · Audible Audiobook)
ISBN: 978-0-399-25693-6
ISBN-10: 0-399-25693-8
G.P. Putnam's Sons Books for Young Readers · 2014