publisher: Putnam Juvenile publish date: September 3rd 2009
format: hardcover pages: 128
language: English
ISBN:
0399252770 (9780399252778)
publisher: Puffin publish date: June 10th 2010
format: paperback pages: 144
language: English
ISBN:
0142416401 (9780142416402)
publisher: Puffin Books publish date: September 3rd 2009
format: ebook
language: English
ISBN:
1101136316 (9781101136317)