1. Selected speeches of His Imperial Majesty Haile-Selassie I (1918–1967), Addis Ababa, 1967
2. Maryam Gәzaw Haylä , Dagmawi Mәnilәk, kä-tarikaččänna kä-muyaččäw
3. Giyorgis Haylä , Zenahu Iä-Lә'ul Ras Mäkonnәn ‘The History of His Royal Highness Ras Makonnen’, Addis Ababa, date not known.
4. Schrifttum über Abessinien, 1850–1935;Öhlrich;Afrika Rundschau,1935