Cita APA

United States. Department of Commerce. Bureau of the Census. (1975). World population, 1975: Recent demographic estimates for the countries and regions of the world. U. S. Government Printing Office.

Citación estilo Chicago

United States. Department of Commerce. Bureau of the Census. World Population, 1975: Recent Demographic Estimates for the Countries and Regions of the World. Washington: U. S. Government Printing Office, 1975.

Cita MLA

United States. Department of Commerce. Bureau of the Census. World Population, 1975: Recent Demographic Estimates for the Countries and Regions of the World. U. S. Government Printing Office, 1975.