United Nations. Department of Social Affairs. Population Division & United Nations. Department for Economic and Social Information and Policy Analysis. Population Division. (1951). Population bulletin. United Nations.
Citazione stile Chigago Style (17a edizione)United Nations. Department of Social Affairs. Population Division e United Nations. Department for Economic and Social Information and Policy Analysis. Population Division. Population Bulletin. New York: United Nations, 1951.
Citatione MLA (9a ed.)United Nations. Department of Social Affairs. Population Division e United Nations. Department for Economic and Social Information and Policy Analysis. Population Division. Population Bulletin. United Nations, 1951.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.