Παραπομπή σε μορφή APA (7η εκδ.)

United Nations Department of Economic and Social Affairs. (1977). Levels and trends of fertility throughout the world, 1950-1970. United Nations.

Παραπομπή σε μορφή Chicago (17η εκδ.)

United Nations Department of Economic and Social Affairs. Levels and Trends of Fertility Throughout the World, 1950-1970. New York: United Nations, 1977.

Παραπομπή σε μορφή MLA (8th εκδ.)

United Nations Department of Economic and Social Affairs. Levels and Trends of Fertility Throughout the World, 1950-1970. United Nations, 1977.