http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Title from HTML home page (viewed on June 19, 2008).
Mode of access: internet from the NOAA web site. Address as of 6/19/08: http://geodesy.noaa.gov/PUBS%5FLIB/geodetic%5Fsurveying%5F1940.html ; current access via PURL.