Cita APA (7th ed.)

Schwarz, S. M. (1951). Labor in the Soviet union. Praeger.

Cita Chicago (17th ed.)

Schwarz, Salomon M. Labor in the Soviet Union. Nueva York: Praeger, 1951.

Cita MLA (9th ed.)

Schwarz, Salomon M. Labor in the Soviet Union. Praeger, 1951.