Cita APA (7th ed.)
Samuelson, P. A., & Nordhaus, W. D. (1998). Microeconomics (16th ed.). Irwin/McGraw-Hill.
Cita Chicago (17th ed.)
Samuelson, Paul A., i William D. Nordhaus. Microeconomics. 16th ed. Boston: Irwin/McGraw-Hill, 1998.
Cita MLA (9th ed.)
Samuelson, Paul A., i William D. Nordhaus. Microeconomics. 16th ed. Irwin/McGraw-Hill, 1998.
Atenció: Aquestes cites poden no estar 100% correctes.