Sumner, Claude. Ethiopian Philosophy - [s.l. : s.n.], 1974-<1982> - v. <1-5> ; v. 1. The Book of the wise philosophers.--v. 2-3. The treatise of Zärʼa Yaʻe̳qob and of Wäldä Ḥe̳ywåt.--v. 4. The life and maxims of Ske̳nde̳s.--v. 5. The Fisalgw̳os. Subjects--Topical Terms: Philosophy, Ethiopian. LC Class. No.: B 5404 / .S86 1978