(2014). Policy assessment for the review of the Ozone National Ambient Air Quality Standards: Second external review draft. U.S. Environmental Protection Agency, Office of Air and Radiation, Office of Air Quality Planning and Standards, Health and Environmental Impacts Division, Ambient Standards Group.
Chicago Style (17th ed.) CitationPolicy Assessment for the Review of the Ozone National Ambient Air Quality Standards: Second External Review Draft. Research Triangle, North Carolina: U.S. Environmental Protection Agency, Office of Air and Radiation, Office of Air Quality Planning and Standards, Health and Environmental Impacts Division, Ambient Standards Group, 2014.
MLA (9th ed.) CitationPolicy Assessment for the Review of the Ozone National Ambient Air Quality Standards: Second External Review Draft. U.S. Environmental Protection Agency, Office of Air and Radiation, Office of Air Quality Planning and Standards, Health and Environmental Impacts Division, Ambient Standards Group, 2014.