Hardcover
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details (UK).(see also: eBook (Kindle) · Audio CD)
details (Germany).(see also: Kindle Ausgabe · Audio CD · Audible Hörbuch)
details (Canada).(see also: eBook (Kindle) · Audible Audiobook)
ISBN: 978-1-4169-9007-9
ISBN-10: 1-4169-9007-0
Atheneum Books for Young Readers · 2011