http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Federal Highway Administration Resource Center (U.S.)
Office of Transportation and Air Quality,
1 online resource (57 unnumbered pages) : color illustrations
FHWA Resource Center, EPA Office of Transportation and Air Quality.
Title from title screen (viewed on November 6, 2014).