Cita APA (7th ed.)

Dufty, N. F. (1969). The Sociology of the blue-collar worker. Brill.

Cita Chicago (17th ed.)

Dufty, Norman Francis. The Sociology of the Blue-collar Worker. Leiden: Brill, 1969.

Cita MLA (8th ed.)

Dufty, Norman Francis. The Sociology of the Blue-collar Worker. Brill, 1969.