http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Title from title screen (viewed on Feb. 7, 2008).
Mode of access: Internet. Address as of 2/7/08: http://www.epa.gov/OTAQ/regs/nonroad/locomotv/frm/42097051.pdf ; current access available via PURL.