Hal R. Varian, e. a. Intermediate Microeconomics (Tenth edition.). W.W. Norton.
Cita Chicago (17th ed.)Hal R. Varian, et al. Intermediate Microeconomics. Tenth edition. W.W. Norton.
Cita MLA (8th ed.)Hal R. Varian, et al. Intermediate Microeconomics. Tenth edition. W.W. Norton.
Atenció: Aquestes cites poden no estar 100% correctes.