Whelpton, P. K., Campbell, A. A., & Patterson, J. E. (1966). Fertility and family planning in the United States. Princeton University Press.
Chicago (17e ed.) BronvermeldingWhelpton, Pascal Kidder, Arthur A. Campbell, en John E. Patterson. Fertility and Family Planning in the United States. New Jersey: Princeton University Press, 1966.
MLA (9e ed.) BronvermeldingWhelpton, Pascal Kidder, et al. Fertility and Family Planning in the United States. Princeton University Press, 1966.
Let op: Deze citaties zijn niet altijd 100% accuraat.