APA-viite (7. p.)

Sumner, C. The Proverb and Oral Society: Claude Sumner. Explorations in African political thought : identity, community, ethics.(2001).

Chicago-viite (17. p.)

Sumner, Claude. "The Proverb and Oral Society: Claude Sumner." Explorations in African Political Thought : Identity, Community, Ethics.(2001) .

MLA-viite (8. p.)

Sumner, Claude. "The Proverb and Oral Society: Claude Sumner." Explorations in African Political Thought : Identity, Community, Ethics.(2001), .