United States. Environmental Protection Agency. Office of Air Quality Planning and Standards, Research Triangle Institute, & Budney, L. J. (1974). Guidelines for air quality maintenance planning and analysis. U.S. Environmental Protection Agency, Office of Air and Waste Management, Office of Air Quality Planning and Standards.
Chicago Style (17th ed.) CitationUnited States. Environmental Protection Agency. Office of Air Quality Planning and Standards, Research Triangle Institute, and Laurence J. Budney. Guidelines for Air Quality Maintenance Planning and Analysis. Research Triangle Park, N.C.: U.S. Environmental Protection Agency, Office of Air and Waste Management, Office of Air Quality Planning and Standards, 1974.
MLA (9th ed.) CitationUnited States. Environmental Protection Agency. Office of Air Quality Planning and Standards, et al. Guidelines for Air Quality Maintenance Planning and Analysis. U.S. Environmental Protection Agency, Office of Air and Waste Management, Office of Air Quality Planning and Standards, 1974.