Paperback
details (USA).(see also: eBook (Kindle) · Audible Audiobook · Audible Audiobook)
details (UK).(see also: eBook (Kindle) · Audible Audiobook)
details (Germany).(see also: Kindle Ausgabe · Audible Hörbuch)
details (Canada).(see also: eBook (Kindle) · Audible Audiobook · Audible Audiobook)
ISBN: 978-0-440-86996-2
ISBN-10: 0-440-86996-X
Yearling (imprint of Random House Children's Books) · 2012