United Nations. Department of Economic and Social Affairs. (1972). Measures, policies and programmes affecting fertility, with particular reference to national family planning programmes. United Nations.
Cytowanie według stylu Chicago (wyd. 17)United Nations. Department of Economic and Social Affairs. Measures, Policies and Programmes Affecting Fertility, with Particular Reference to National Family Planning Programmes. New York: United Nations, 1972.
Cytowanie według stylu MLA (wyd. 9)United Nations. Department of Economic and Social Affairs. Measures, Policies and Programmes Affecting Fertility, with Particular Reference to National Family Planning Programmes. United Nations, 1972.
Uwaga: Te cytaty mogą odróżniać się od wytycznej twojego fakultetu..