Cita APA (7th ed.)

Loucks, W. N. (1961). Comparative economic systems (6a. ed.). Harper & Row.

Cita Chicago (17th ed.)

Loucks, William N. Comparative Economic Systems. 6a. ed. Nueva York: Harper & Row, 1961.

Cita MLA (9th ed.)

Loucks, William N. Comparative Economic Systems. 6a. ed. Harper & Row, 1961.