APA (7th ed.) Citation

Department of Economic and Social Affairs & Département des Affaires Economiques et Sociales. (2001). 1999 Demographic yearbook. United Nations.

Chicago Style (17th ed.) Citation

Department of Economic and Social Affairs and Département des Affaires Economiques et Sociales. 1999 Demographic Yearbook. Nueva York: United Nations, 2001.

MLA (9th ed.) Citation

Department of Economic and Social Affairs and Département des Affaires Economiques et Sociales. 1999 Demographic Yearbook. United Nations, 2001.