Cita APA (7th ed.)

Lester, R. A. (1964). Economics of labor (2nd ed.). Macmillan.

Cita Chicago (17th ed.)

Lester, Richard Allen. Economics of Labor. 2nd ed. New York: Macmillan, 1964.

Cita MLA (9th ed.)

Lester, Richard Allen. Economics of Labor. 2nd ed. Macmillan, 1964.