Citazione Stile APA (7a Edizione)

McConnell, C. R. (1981). Economics: Principles, problems, and policies (8th ed.). McGraw-Hill.

Citazione stile Chigago Style (17a edizione)

McConnell, Campbell R. Economics: Principles, Problems, and Policies. 8th ed. New York: McGraw-Hill, 1981.

Citatione MLA (9a ed.)

McConnell, Campbell R. Economics: Principles, Problems, and Policies. 8th ed. McGraw-Hill, 1981.