1. Abrams MH 1943.A Glossary of Literary Terms. New York: Holt, Rinehart and Winston.
2. Duyvene De Wit HE 1979.Mopheme van S. Matlosa: n Kontekstuele en tekstuele studie. MA Dissertation, Unpublished. Bloemfontein: University of the Free State.
3. Finnegan R 1970.Oral Literature in Africa. Oxford: Oxford University Press.
4. Gbadegesin S 1991.African Philosophy, TraditionalYoruba Philosophy and Contemporary African Realities. New York: Peter Lang.
5. Groenewald HC 1978.Die Drama in Zulu. MA Thesis, Unpublished. Johannesburg: Rand Afrikaans University.