Nicholson, W. (2005). Microeconomic theory: Basic principles and extensions (9th ed.). Thomson South-Western.
Citazione stile Chigago Style (17a edizione)Nicholson, Walter. Microeconomic Theory: Basic Principles and Extensions. 9th ed. Mason, OH: Thomson South-Western, 2005.
Citatione MLA (9a ed.)Nicholson, Walter. Microeconomic Theory: Basic Principles and Extensions. 9th ed. Thomson South-Western, 2005.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.