Language use and social change : problems of multilingualism with special reference to Eastern Africa : studies presented and discussed at the ninth International African Seminar at University College, Dar es Salaam, December 1968 - International African Seminar 1968 : Dar es Salaam, Tanzania); Whiteley, Wilfred Howell (London : Published for the International African Institute by Oxford University Press, 1971)
Includes bibliographies.
Keywords: Multilingualism; Africa, Eastern -- Languages