Parsons, T. (1951). The social system. Free Press.
Cita Chicago (17th ed.)Parsons, Talcott. The Social System. Glencoe, Illinois: Free Press, 1951.
Cita MLA (9th ed.)Parsons, Talcott. The Social System. Free Press, 1951.
Atenció: Aquestes cites poden no estar 100% correctes.