Gwartney, J. D. (2009). Economics: Private and public choice (12th ed., macro-first version.). South-Western Cengage Learning.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रGwartney, James D. Economics: Private and Public Choice. 12th ed., macro-first version. Mason, OH: South-Western Cengage Learning, 2009.
एमएलए (9वां संस्करण) प्रशस्ति पत्रGwartney, James D. Economics: Private and Public Choice. 12th ed., macro-first version. South-Western Cengage Learning, 2009.
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