Whelpton, P. K. (1954). Cohort fertility: Native white women in the United States. Princeton University Press.
Chicago-referens (17:e uppl.)Whelpton, Pascal Kidder. Cohort Fertility: Native White Women in the United States. Princeton: Princeton University Press, 1954.
MLA-referens (9:e uppl.)Whelpton, Pascal Kidder. Cohort Fertility: Native White Women in the United States. Princeton University Press, 1954.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.