Richards, T. (1983). Comparative analysis of fertility, breastfeeding, and contraception: A dynamic model. Washington, D.C.: National Academy Press.
Citación estilo ChicagoRichards, Toni. Comparative Analysis of Fertility, Breastfeeding, and Contraception: A Dynamic Model. Washington, D.C.: National Academy Press, 1983.
Cita MLARichards, Toni. Comparative Analysis of Fertility, Breastfeeding, and Contraception: A Dynamic Model. Washington, D.C.: National Academy Press, 1983.
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