http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Science, Technology, and Business Division.
Also available via World Wide Web from LOC web site. Address as of 10/13/05: http://www.loc.gov/rr/scitech/tracer-bullets/invasivespeciestb.html; current access available via PURL.