Cita APA (7a ed.)

Bellan, R. C. (1963). Principles of economics and the Canadian economy (2nd ed.). McGraw-Hill of Canada.

Cita Chicago Style (17a ed.)

Bellan, Ruben C. Principles of Economics and the Canadian Economy. 2nd ed. New York: McGraw-Hill of Canada, 1963.

Cita MLA (9a ed.)

Bellan, Ruben C. Principles of Economics and the Canadian Economy. 2nd ed. McGraw-Hill of Canada, 1963.