United States. Environmental Protection Agency. Office of Transportation and Air Quality. (2005). COMMUTER model v2.0: User manual. Transportation and Regional Programs Division, Office of Transportation and Air Quality, U.S. Environmental Protection Agency.
Chicago Style (17th ed.) CitationUnited States. Environmental Protection Agency. Office of Transportation and Air Quality. COMMUTER Model V2.0: User Manual. [Washington, D.C.]: Transportation and Regional Programs Division, Office of Transportation and Air Quality, U.S. Environmental Protection Agency, 2005.
MLA (9th ed.) CitationUnited States. Environmental Protection Agency. Office of Transportation and Air Quality. COMMUTER Model V2.0: User Manual. Transportation and Regional Programs Division, Office of Transportation and Air Quality, U.S. Environmental Protection Agency, 2005.