Johnson, K., Bradley, S. E., & Govindasamy, P. (2008). Trends in economic differentials in population and health. Macro International Inc., USAID.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रJohnson, Kiersten, Sarah E.K Bradley, और Pav Govindasamy. Trends in Economic Differentials in Population and Health. Kathmandu: Macro International Inc., USAID, 2008.
एमएलए (8वां संस्करण) प्रशस्ति पत्रJohnson, Kiersten, et al. Trends in Economic Differentials in Population and Health. Macro International Inc., USAID, 2008.
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