^Sow, Alfa I., and Mohamed H. Abdulaziz, "Language and Social Change," Ch. 18 in Ali A. Mazrui (ed.) Africa Since 1935 (UNESCO General History of Africa, Vol. 8). University of California Press, 1993. P. 527.
Sow, Alfa I., and Mohamed H. Abdulaziz, "Language and Social Change," Ch. 18 in Ali A. Mazrui (ed.) Africa Since 1935 (UNESCO General History of Africa, Vol. 8). University of California Press, 1993.