APA (7th ed.) Citation

United States. Bureau of the Census. International Statistical Programs Center & United States. Bureau of the Census. World population. U.S. Dept. of Commerce, Bureau of the Census.

Chicago Style (17th ed.) Citation

United States. Bureau of the Census. International Statistical Programs Center and United States. Bureau of the Census. World Population. Washington, D.C: U.S. Dept. of Commerce, Bureau of the Census.

MLA (9th ed.) Citation

United States. Bureau of the Census. International Statistical Programs Center and United States. Bureau of the Census. World Population. U.S. Dept. of Commerce, Bureau of the Census.