Citazione Stile APA (7a Edizione)

Bowden, E. V. (1983). Principles of economics: Theory, problems, policies (4th ed.). South-Western Publishing CO.

Citazione stile Chigago Style (17a edizione)

Bowden, Elbert V. Principles of Economics: Theory, Problems, Policies. 4th ed. Chicago: South-Western Publishing CO, 1983.

Citatione MLA (9a ed.)

Bowden, Elbert V. Principles of Economics: Theory, Problems, Policies. 4th ed. South-Western Publishing CO, 1983.