Dyfyniad APA

United States. Bureau of the Census. (1980). International population dynamics, 1950-79: Demographic estimates for countries with a population of 5 million or more. The Bureau.

Dyfyniad Arddull Chicago

United States. Bureau of the Census. International Population Dynamics, 1950-79: Demographic Estimates for Countries with a Population of 5 Million or More. Washington: The Bureau, 1980.

Dyfyniad MLA

United States. Bureau of the Census. International Population Dynamics, 1950-79: Demographic Estimates for Countries with a Population of 5 Million or More. The Bureau, 1980.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.