Whelpton, P. K. (1954). Cohort fertility: Native white women in the United States. Princeton University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWhelpton, Pascal Kidder. Cohort Fertility: Native White Women in the United States. Princeton: Princeton University Press, 1954.
एमएलए (9वां संस्करण) प्रशस्ति पत्रWhelpton, Pascal Kidder. Cohort Fertility: Native White Women in the United States. Princeton University Press, 1954.
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