Cita APA (7th ed.)

Blau, P. M., & Duncan, O. D. (1967). The American occupational structure. Wiley.

Cita Chicago (17th ed.)

Blau, Peter Michael, i Otis Dudley Duncan. The American Occupational Structure. New York: Wiley, 1967.

Cita MLA (8th ed.)

Blau, Peter Michael, i Otis Dudley Duncan. The American Occupational Structure. Wiley, 1967.