Citação norma APA

U.S. Bureau of the Census. (1971). The two-child family and population growth: An international view. International Demographic Statistics Center.

Citação norma Chicago

U.S. Bureau of the Census. The Two-child Family and Population Growth: An International View. Washington, D.C: International Demographic Statistics Center, 1971.

Citação norma MLA

U.S. Bureau of the Census. The Two-child Family and Population Growth: An International View. International Demographic Statistics Center, 1971.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.