Apps, P. (1981). A theory of inequality and taxation. Cambridge University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रApps, Patricia. A Theory of Inequality and Taxation. Cambridge: Cambridge University Press, 1981.
एमएलए (9वां संस्करण) प्रशस्ति पत्रApps, Patricia. A Theory of Inequality and Taxation. Cambridge University Press, 1981.
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