APA (7e ed.) Bronvermelding

Mankiw, N. G. (2004). Principles of economics: Study guide (3rd ed.). Thomson/South-Western.

Chicago (17e ed.) Bronvermelding

Mankiw, N. Gregory. Principles of Economics: Study Guide. 3rd ed. Australia: Thomson/South-Western, 2004.

MLA (9e ed.) Bronvermelding

Mankiw, N. Gregory. Principles of Economics: Study Guide. 3rd ed. Thomson/South-Western, 2004.