United Nations Department of International Economic and Social Affairs. (1991). Child mortality in developing countries: Socio-economic differential, trends and implications. United Nations.
Παραπομπή σε μορφή Chicago (17η εκδ.)United Nations Department of International Economic and Social Affairs. Child Mortality in Developing Countries: Socio-economic Differential, Trends and Implications. New York: United Nations, 1991.
Παραπομπή σε μορφή MLA (8th εκδ.)United Nations Department of International Economic and Social Affairs. Child Mortality in Developing Countries: Socio-economic Differential, Trends and Implications. United Nations, 1991.
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