APA (7th ed.) Citation

McConnell, C. R. (1972). Economics: Principles, problems, and policies (5th ed.). McGraw-Hill.

Chicago Style (17th ed.) Citation

McConnell, Campbell R. Economics: Principles, Problems, and Policies. 5th ed. New York: McGraw-Hill, 1972.

MLA (8th ed.) Citation

McConnell, Campbell R. Economics: Principles, Problems, and Policies. 5th ed. McGraw-Hill, 1972.