Nicholson, W. (1998). Microeconomic theory: Basic principles and extensions (7th ed.). Dryden Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNicholson, Walter. Microeconomic Theory: Basic Principles and Extensions. 7th ed. Fort Worth, Tex: Dryden Press, 1998.
एमएलए (9वां संस्करण) प्रशस्ति पत्रNicholson, Walter. Microeconomic Theory: Basic Principles and Extensions. 7th ed. Dryden Press, 1998.
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