Cita APA (7th ed.)

Lester, R. A. (1941). Economics of labor. The Macmillan Company.

Cita Chicago (17th ed.)

Lester, Richard Allec. Economics of Labor. New York: The Macmillan Company, 1941.

Cita MLA (9th ed.)

Lester, Richard Allec. Economics of Labor. The Macmillan Company, 1941.