http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Pacific Northwest Research Station (Portland, Or.)
Title from title screen (viewed Apr. 30, 2008).
Mode of access: Internet from the Forest Service web site. Address as of 04/30/08: http://www.fs.fed.us/pnw/pubs/pnw%5Fgtr749.pdf ; current access is available via PURL.