- Author: Charles Cantalupo
- Language: English
- Year: 2012
- Author: Charles Cantalupo, Mohammed Osman Kajerai, Mussa Mohammed Adem, Ribka Sibhatu, Angessom Isaak, Reesom Haile, Ghirmai Yohannes
- Language: English, Tigrinya, Tigre (Tigrayit), Arabic
- Year: 2009