Cita APA (7th ed.)

Bergstrom, T. C., & Varian, H. R. (1993). Workouts in intermediate microeconomics (3rd ed.). W.W. Norton.

Cita Chicago (17th ed.)

Bergstrom, Theodore C., i Hal R. Varian. Workouts in Intermediate Microeconomics. 3rd ed. New York: W.W. Norton, 1993.

Cita MLA (9th ed.)

Bergstrom, Theodore C., i Hal R. Varian. Workouts in Intermediate Microeconomics. 3rd ed. W.W. Norton, 1993.

Atenció: Aquestes cites poden no estar 100% correctes.