APA
UNITED NATIONS E. A. S. A., UNITED NATIONS E. A. S. A., . (1966). Populaion and vital statistics report. New York: United Nations.
Chicago
UNITED NATIONS ECONOMIC AND SOCIAL AFFAIRS, UNITED NATIONS ECONOMIC AND SOCIAL AFFAIRS, . 1966. Populaion and vital statistics report. New York: United Nations.
Harvard
UNITED NATIONS E. A. S. A., UNITED NATIONS E. A. S. A., . (1966). Populaion and vital statistics report. New York: United Nations.
MLA
UNITED NATIONS ECONOMIC AND SOCIAL AFFAIRS, UNITED NATIONS ECONOMIC AND SOCIAL AFFAIRS, . Populaion and vital statistics report. New York: United Nations. 1966.