APA (7e ed.) Bronvermelding
McConnell, C. R. (1981). Economics: Principles, problems, and policies (10th ed.). McGraw-Hill.
Chicago (17e ed.) Bronvermelding
McConnell, Campbell R. Economics: Principles, Problems, and Policies. 10th ed. New York: McGraw-Hill, 1981.
MLA (9e ed.) Bronvermelding
McConnell, Campbell R. Economics: Principles, Problems, and Policies. 10th ed. McGraw-Hill, 1981.
Let op: Deze citaties zijn niet altijd 100% accuraat.