Nicholson, W. (2005). Microeconomic theory: Basic principles and extensions (Ninth edition.). Thomson/South-Western.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNicholson, Walter. Microeconomic Theory: Basic Principles and Extensions. Ninth edition. Mason, Ohio: Thomson/South-Western, 2005.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNicholson, Walter. Microeconomic Theory: Basic Principles and Extensions. Ninth edition. Thomson/South-Western, 2005.
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