Buchanan, J. M., & Tullock, G. (1999). The calculus of consent: Logical foundations of constitutional democracy. Liberty Fund.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBuchanan, James M., और Gordon Tullock. The Calculus of Consent: Logical Foundations of Constitutional Democracy. Indianapolis: Liberty Fund, 1999.
एमएलए (8वां संस्करण) प्रशस्ति पत्रBuchanan, James M., और Gordon Tullock. The Calculus of Consent: Logical Foundations of Constitutional Democracy. Liberty Fund, 1999.
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