Cita APA (7th ed.)

Mansfield, E. (1989). Principles of macroeconomics. W.W. Norton.

Cita Chicago (17th ed.)

Mansfield, Edwin. Principles of Macroeconomics. New York, N.J.: W.W. Norton, 1989.

Cita MLA (9th ed.)

Mansfield, Edwin. Principles of Macroeconomics. W.W. Norton, 1989.