http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Also available via Internet from the OPM web site. Address as of 7/28/00: http://www.opm.gov/workplac/html/domestic.htm; current access is available via PURL.
Includes bibliographical references (page 42).