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 Paperback 
details (USA). (see also: eBook (Kindle) · CD-ROM) 
details (UK). (see also: eBook (Kindle) · CD-ROM) 
details (Germany). (see also: Kindle Ausgabe · CD-ROM) 
details (Canada). (see also: eBook (Kindle)) 
ISBN:  978-0-375-83732-6 ISBN-10: 0-375-83732-9 
Random House Books for Young Readers · 2009 
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