
HardcoverPrimary
- Publisher:
- Razorbill
- ISBN:
- 9781595145192
- Pages:
- 342

Kindle Edition
- Publisher:
- Penguin US
- ISBN:
- 9781101572085
- Pages:
- 352
- Published:
- Oct 2, 2012

Hardcover
- Publisher:
- Penguin Young Readers Group
- ISBN:
- 9781484413104
- Pages:
- 344
- Published:
- Feb 21, 2014

Paperback
- Publisher:
- Penguin Young Readers Group
- ISBN:
- 9781595146366
- Pages:
- 324