Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

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

Cita MLA (9th ed.)

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