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.
芝加哥风格引文United Nations. Department of Social Affairs. Population Division 与 United Nations. Department for Economic and Social Information and Policy Analysis. Population Division. Population Bulletin. New York: United Nations, 1951.
MLA引文United Nations. Department of Social Affairs. Population Division 与 United Nations. Department for Economic and Social Information and Policy Analysis. Population Division. Population Bulletin. United Nations, 1951.
警告：这些引文格式不一定是100％准确.