Brass, W. (1975). Methods for estimating fertility and mortality from limted and defective data. University of North Carolina at Chapel Hill.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBrass, William. Methods for Estimating Fertility and Mortality from Limted and Defective Data. Chapel Hill, N.C: University of North Carolina at Chapel Hill, 1975.
एमएलए (9वां संस्करण) प्रशस्ति पत्रBrass, William. Methods for Estimating Fertility and Mortality from Limted and Defective Data. University of North Carolina at Chapel Hill, 1975.
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