APA (7 ম সংস্করণ) উদ্ধৃতি

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

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

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

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

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