Citazione Stile APA (7a Edizione)

Zar'a Ya'qob <Aethiopien, K., & Haile, G. (1958). The epistle of humanity: Transl. by Getatchew Haile. Peeters.

Citazione stile Chigago Style (17a edizione)

Zar'a Ya'qob <Aethiopien, Kaiser>, e Getatchew Haile. The Epistle of Humanity: Transl. by Getatchew Haile. Lovanii: Peeters, 1958.

Citatione MLA (8a ed.)

Zar'a Ya'qob <Aethiopien, Kaiser>, e Getatchew Haile. The Epistle of Humanity: Transl. by Getatchew Haile. Peeters, 1958.