Altäthiopische Philosophie

1974

Sumner, Claude: Ethiopian Philosophy Vol. I: The Book of the wise philosophers. Addis Ababa: Central Print Press 1974.

1976

Sumner, Claude: Ethiopian Philosophy Vol. II: The treatise of Zärʼa Yaʻeqob and of Wäldä Ḥeywåt: text and authorship. Addis Ababa: Addis Ababa University 1976. (Dt. Übers. des Texts von Zar'a Yaqob: Zar'a Yaqob: eine äthiopische Weltanschauung. Herausgegeben von Victoria Frysak und Bekele Gutema. Wien 2008.)

1978

Sumner, Claude: Ethiopian Philosophy Vol. III: The treatise of Zärʼa Yaʻe̳qob and of Wäldä Ḥe̳yw·at: An Analysis. Addis Ababa: Addis Ababa University, Commercial Printing Press 1978. [Inhaltsverzeichnis]

1981

Sumner, Claude: Ethiopian philosophy Vol. IV: The Life and Maxims of Skendes. Addis Ababa: Ministry of Culture and Sports, Commercial Printing Press 1981. [Inhaltsverzeichnis]

1982

Sumner, Claude: Ethiopian philosophy Vol. V: The Fisalgwos. Addis Ababa: Addis Ababa University, Commercial Printing Press 1982. [Inhaltsverzeichnis]

1985

Sumner, Claude: Classical Ethiopian Philosophy. Addis Ababa: Commercial Printing Press 1985.