Gaya APA

Martin, M, C., Swanson, C, P. (1970). Exercising spoken english . London: London: The Macmillan Press; 1970.

Gaya MLA

Martin, M.H., Combe., Swanson, Carl, P.. "Exercising spoken english". London: London: The Macmillan Press; 1970, 1970. Text.