United Nations Department of Economic and Social Affairs Statistics Division. (2002). Handbook on training in civil registration and vital statistics systems. United Nations.
Citazione stile Chigago Style (17a edizione)United Nations Department of Economic and Social Affairs Statistics Division. Handbook on Training in Civil Registration and Vital Statistics Systems. New York: United Nations, 2002.
Citatione MLA (9a ed.)United Nations Department of Economic and Social Affairs Statistics Division. Handbook on Training in Civil Registration and Vital Statistics Systems. United Nations, 2002.