Cita APA (7th ed.)

Loucks, W. N. (1969). Comparative economic systems (8th ed.). Harper & Row.

Cita Chicago (17th ed.)

Loucks, William Negele. Comparative Economic Systems. 8th ed. New York: Harper & Row, 1969.

Cita MLA (9th ed.)

Loucks, William Negele. Comparative Economic Systems. 8th ed. Harper & Row, 1969.