Popenoe, D. (1989). Sociology. Prentice Hall.
Cita Chicago (17th ed.)Popenoe, David. Sociology. Prentice Hall, 1989.
Cita MLA (9th ed.)Popenoe, David. Sociology. Prentice Hall, 1989.
Atenció: Aquestes cites poden no estar 100% correctes.
Cita APA (7th ed.)