Dickinson, L., & Mackin, R. (1969). Varieties of spoken English. Oxford University Press.
Chicago Style (17th ed.) CitationDickinson, Leslie, and Ronald Mackin. Varieties of Spoken English. London: Oxford University Press, 1969.
MLA (9th ed.) CitationDickinson, Leslie, and Ronald Mackin. Varieties of Spoken English. Oxford University Press, 1969.