Cita APA

Department of Economic and Social Affairs Statistics Division. (2006). Statistical yearbook (fiftieth issue.). New York: United Nations, Departamento of Economic and Social Affairs.

Citación estilo Chicago

Department of Economic and Social Affairs Statistics Division. Statistical Yearbook. fiftieth issue. New York: United Nations, Departamento of Economic and Social Affairs, 2006.

Cita MLA

Department of Economic and Social Affairs Statistics Division. Statistical Yearbook. fiftieth issue. New York: United Nations, Departamento of Economic and Social Affairs, 2006.