Snyder, C., & Nicholson, W. (2012). Microeconomic theory: Basic principles and extensions (11th ed.). South-Western/Cengage Learning.
Cita Chicago (17th ed.)Snyder, Christopher, i Walter Nicholson. Microeconomic Theory: Basic Principles and Extensions. 11th ed. Mason, Ohio: South-Western/Cengage Learning, 2012.
Cita MLA (9th ed.)Snyder, Christopher, i Walter Nicholson. Microeconomic Theory: Basic Principles and Extensions. 11th ed. South-Western/Cengage Learning, 2012.
Atenció: Aquestes cites poden no estar 100% correctes.