In a futuristic world where humans and robots are at war, a boy goes on a search to find his missing military father.
- ISBN10 0803738609
- ISBN13 9780803738607
- Publish Date 21 March 2013
- Publish Status Out of Stock
- Out of Print 18 June 2016
- Publish Country US
- Publisher Penguin Putnam Inc
- Imprint Dial Books for Young Readers,US
- Format Hardcover
- Pages 356
- Language English