Segun, M. D., & Layiwola, D. (1987). Institute of African Studies (25th ed.). University of Ibadan.
Lua i Stíl Chicago (17ú heag.)Segun, Mabel D., agus Dele Layiwola. Institute of African Studies. 25th ed. [Ibadan, Nigeria: University of Ibadan, 1987.
Lua MLA (9ú heag.)Segun, Mabel D., agus Dele Layiwola. Institute of African Studies. 25th ed. University of Ibadan, 1987.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.