http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Title from title screen (viewed on Aug. 24, 2004).
Mode of access: Internet from the EPA web site. Address as of 8/24/2004: http://www.epa.gov/owow/wetlands/wqual/bio%5ffact/; current access available via PURL.