Snyder, C., & Nicholson, W. (2008). Microeconomic theory: Basic principles and extensions (Tenth edition.). Thomson South-Western.
Lua i Stíl Chicago (17ú heag.)Snyder, Christopher, agus Walter Nicholson. Microeconomic Theory: Basic Principles and Extensions. Tenth edition. Australia: Thomson South-Western, 2008.
Lua MLA (8ú heag.)Snyder, Christopher, agus Walter Nicholson. Microeconomic Theory: Basic Principles and Extensions. Tenth edition. Thomson South-Western, 2008.
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