APA (7th ed.) Citation

Rex, J. (1965). Key problems of sociological theory (3. impr.). Routledge & Kegan Paul.

Chicago Style (17th ed.) Citation

Rex, John. Key Problems of Sociological Theory. 3. impr. London: Routledge & Kegan Paul, 1965.

MLA (9th ed.) Citation

Rex, John. Key Problems of Sociological Theory. 3. impr. Routledge & Kegan Paul, 1965.