Ani, a twelve-year-old Basque girl, and Mathias, a fourteen-year-old German Jew, become friends and then spies in the weeks leading up to the bombing of Guernica in April 1937.
- ISBN10 1299234712
- ISBN13 9781299234710
- Publish Date 1 January 2012
- Publish Status Active
- Out of Print 9 June 2015
- Publish Country US
- Imprint Alfred A. Knopf Books for Young Readers
- Format eBook
- Language English