APA (7th ed.) Citation

Sumner, C. (1978). Ethiopian philosophy. Central Printing Press.

Chicago Style (17th ed.) Citation

Sumner, Claude. Ethiopian Philosophy. Addis Ababa: Central Printing Press, 1978.

MLA (9th ed.) Citation

Sumner, Claude. Ethiopian Philosophy. Central Printing Press, 1978.

Warning: These citations may not always be 100% accurate.