United States. Environmental Protection Agency. Office of Transportation and Air Quality. (2006). Light-duty automotive technology and fuel economy trends: 1975 through 2006. United States Environmental Protection Agency, Office of Transportation and Air Quality.
Chicago Style (17th ed.) CitationUnited States. Environmental Protection Agency. Office of Transportation and Air Quality. Light-duty Automotive Technology and Fuel Economy Trends: 1975 Through 2006. [Washington, D.C.]: United States Environmental Protection Agency, Office of Transportation and Air Quality, 2006.
MLA (9th ed.) CitationUnited States. Environmental Protection Agency. Office of Transportation and Air Quality. Light-duty Automotive Technology and Fuel Economy Trends: 1975 Through 2006. United States Environmental Protection Agency, Office of Transportation and Air Quality, 2006.