Citazione Stile APA (7a Edizione)

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

Citazione stile Chigago Style (17a edizione)

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

Citatione MLA (9a ed.)

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