Cita APA (7a ed.)

Copeland, M. A. (1952). A study of moneyflows in the United States. National Bureau of Economic Research.

Cita Chicago Style (17a ed.)

Copeland, Morris A. A Study of Moneyflows in the United States. New York: National Bureau of Economic Research, 1952.

Cita MLA (9a ed.)

Copeland, Morris A. A Study of Moneyflows in the United States. National Bureau of Economic Research, 1952.