APA (7th ed.) Citation

Sumner, C. (1974). The philosophy of man. Central Printing Press.

Chicago Style (17th ed.) Citation

Sumner, Claude. The Philosophy of Man. Addis Ababa: Central Printing Press, 1974.

MLA (9th ed.) Citation

Sumner, Claude. The Philosophy of Man. Central Printing Press, 1974.

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