Cita APA (7th ed.)

Parsons, T. (1971). The system of modern societies. Prentice-Hall.

Cita Chicago (17th ed.)

Parsons, Talcott. The System of Modern Societies. Englewood Cliffs, N.J: Prentice-Hall, 1971.

Cita MLA (9th ed.)

Parsons, Talcott. The System of Modern Societies. Prentice-Hall, 1971.