Cita APA (7th ed.)

Soule, G. H. (1939). Sidney Hillman: Labor statesman. Macmillan.

Cita Chicago (17th ed.)

Soule, George Henry. Sidney Hillman: Labor Statesman. New York: Macmillan, 1939.

Cita MLA (9th ed.)

Soule, George Henry. Sidney Hillman: Labor Statesman. Macmillan, 1939.