http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
20 unnumbered pages : digital, PDF file.
Title from title screen (viewed on Apr. 7, 2003).
Paper version available for sale by the Supt. of Docs., U.S. G.P.O.
Title from title screen (viewed on April 7, 2003).
Mode of access: Internet from the U.S. Census Bureau web site. Address as of 4/7/03: http://www.census.gov/prod/2002pubs/p70-86.pdf ; current access is available via PURL.