APA (7th ed.) Citation

Duncan, M. G. (1979). A new dictionary of sociology. Routledge and Kegan Paul.

Chicago Style (17th ed.) Citation

Duncan, Mitchell G. A New Dictionary of Sociology. London: Routledge and Kegan Paul, 1979.

MLA (9th ed.) Citation

Duncan, Mitchell G. A New Dictionary of Sociology. Routledge and Kegan Paul, 1979.