Lua APA (7ú heag.)
Okpewho, I. (1992). African oral literature: Backgrounds, character, and continuity. Indiana University Press.
Lua i Stíl Chicago (17ú heag.)
Okpewho, Isidore. African Oral Literature: Backgrounds, Character, and Continuity. Bloomington: Indiana University Press, 1992.
Lua MLA (9ú heag.)
Okpewho, Isidore. African Oral Literature: Backgrounds, Character, and Continuity. Indiana University Press, 1992.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.