Schlefer, J. (2012). The assumptions economists make. Belknap Press of Harvard University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSchlefer, Jonathan. The Assumptions Economists Make. Cambridge, Mass.: Belknap Press of Harvard University Press, 2012.
एमएलए (8वां संस्करण) प्रशस्ति पत्रSchlefer, Jonathan. The Assumptions Economists Make. Belknap Press of Harvard University Press, 2012.
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