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.
Chicago-viite (17. p.)United Nations. Department of Social Affairs. Population Division ja United Nations. Department for Economic and Social Information and Policy Analysis. Population Division. Population Bulletin. New York: United Nations, 1951.
MLA-viite (9. p.)United Nations. Department of Social Affairs. Population Division ja United Nations. Department for Economic and Social Information and Policy Analysis. Population Division. Population Bulletin. United Nations, 1951.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.