Style de citation APA (7e éd.)

Onyango, J. P., & Plews, A. M. (1987). A textbook of basic statistics. East African educational publishers..

Style de citation Chicago (17e éd.)

Onyango, John P., et A. M. Plews. A Textbook of Basic Statistics. Nairobi: East African educational publishers., 1987.

Style de citation MLA (9e éd.)

Onyango, John P., et A. M. Plews. A Textbook of Basic Statistics. East African educational publishers., 1987.