APA (7th ed.) Citation

U.S. Census Bureau. (2004). Public use microdata sample (PUMS) files: A data products update from the U.S. Census Bureau. U.S. Dept. of Commerce, Economics and Statistics Administration, U.S. Census Bureau.

Chicago Style (17th ed.) Citation

U.S. Census Bureau. Public Use Microdata Sample (PUMS) Files: A Data Products Update From the U.S. Census Bureau. [Washington, D.C.]: U.S. Dept. of Commerce, Economics and Statistics Administration, U.S. Census Bureau, 2004.

MLA (8th ed.) Citation

U.S. Census Bureau. Public Use Microdata Sample (PUMS) Files: A Data Products Update From the U.S. Census Bureau. U.S. Dept. of Commerce, Economics and Statistics Administration, U.S. Census Bureau, 2004.