Income in the United States ... [electronic resource]
Imprint
Washington, DC : U.S. Dept. of Commerce, Economics and Statistics Administration, Bureau of the Census : For sale by the Supt. of Docs., U.S. G.P.O., [2003]-
Also available on the Internet from the Census Bureau web site. Address as of 12/31/03: http://www.census.gov/prod/www/abs/money.html; current access available via PURL.