Coronado, J. L., Fullerton, D., & Glass, T. (2000). The progressivity of social security. National Bureau of Economic Research.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCoronado, Julia Lynn, Don Fullerton, और Thomas Glass. The Progressivity of Social Security. Cambridge: National Bureau of Economic Research, 2000.
एमएलए (9वां संस्करण) प्रशस्ति पत्रCoronado, Julia Lynn, et al. The Progressivity of Social Security. National Bureau of Economic Research, 2000.
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