United Nations Fund for Population Activities & United States. Agency for International Development. (1984). Fertility in the developing world: The findings of a research project commissioned by UNFPA and USAID and conducted between 1972 and 1984 in forty-one countries by the World Fertility Survey. International Statistical Institute, World Fertility Survey.
Chicago (17e ed.) BronvermeldingUnited Nations Fund for Population Activities en United States. Agency for International Development. Fertility in the Developing World: The Findings of a Research Project Commissioned by UNFPA and USAID and Conducted Between 1972 and 1984 in Forty-one Countries by the World Fertility Survey. Voorburg, Netherlands: International Statistical Institute, World Fertility Survey, 1984.
MLA (9e ed.) BronvermeldingUnited Nations Fund for Population Activities en United States. Agency for International Development. Fertility in the Developing World: The Findings of a Research Project Commissioned by UNFPA and USAID and Conducted Between 1972 and 1984 in Forty-one Countries by the World Fertility Survey. International Statistical Institute, World Fertility Survey, 1984.