APA (7th ed.) Citation

Mankiw, N. G. (2001). Principles of economics (2nd ed.). Harcourt College.

Chicago Style (17th ed.) Citation

Mankiw, N. Gregory. Principles of Economics. 2nd ed. Fort Worth, Tex: Harcourt College, 2001.

MLA (9th ed.) Citation

Mankiw, N. Gregory. Principles of Economics. 2nd ed. Harcourt College, 2001.