Cita APA (7th ed.)

Durand, J. D. (1968). The labor force in the United States, 1890-1960. Gordon and Breach Science Publishers.

Cita Chicago (17th ed.)

Durand, John D. The Labor Force in the United States, 1890-1960. New York: Gordon and Breach Science Publishers, 1968.

Cita MLA (8th ed.)

Durand, John D. The Labor Force in the United States, 1890-1960. Gordon and Breach Science Publishers, 1968.