Hardcover
details (USA).(see also: eBook (Kindle) · Audio CD)
details (UK).(see also: Board book)
details (Germany).(see also: Kindle Ausgabe)
details (Canada).(see also: eBook (Kindle))
ISBN: 978-0-307-98146-2
ISBN-10: 0-307-98146-0
Knopf Books for Young Readers · 2013