APA

International African Seminar (9th : 1968 : University College D. e. S., Whiteley W. H., International African Institute & University College D. e. S. (1971). Language use and social change. London: Published for the International African Institute by Oxford University Press.

Chicago

International African Seminar (9th : 1968 : University College Dar es Salaam), Whiteley Wilfred Howell, International African Institute and University College Dar es Salaam. 1971. Language use and social change. London: Published for the International African Institute by Oxford University Press.

Harvard

International African Seminar (9th : 1968 : University College D. e. S., Whiteley W. H., International African Institute and University College D. e. S. (1971). Language use and social change. London: Published for the International African Institute by Oxford University Press.

MLA

International African Seminar (9th : 1968 : University College Dar es Salaam), Whiteley Wilfred Howell, International African Institute and University College Dar es Salaam. Language use and social change. London: Published for the International African Institute by Oxford University Press. 1971.