Cita APA (7th ed.)
Popenoe, D. (1974). Sociology (2nd ed.). Meredith.
Cita Chicago (17th ed.)
Popenoe, David. Sociology. 2nd ed. New York: Meredith, 1974.
Cita MLA (9th ed.)
Popenoe, David. Sociology. 2nd ed. Meredith, 1974.
Atenció: Aquestes cites poden no estar 100% correctes.