October 2013, Hyperion, 128 pp
INTERNATIONAL RIGHTS
| Bulgarian | Egmont Bulgaria | 
| Czech | Albatros Media/Fragment | 
| Dutch | Unieboek Het Spectrum | 
| English (UK) | Puffin Books | 
| German | Carlsen | 
| Italian | Mondadori | 
| Portuguese (Portugal) | Sextante | 
| Spanish | Salamandra | 
| Turkish | Dogan Egmont | 
| Polish | Galeria Ksiazki |