APA (7th ed.) Citation

United States. Environmental Protection Agency. Vehicle Programs Group. (1998). Emissions and fuel economy effects of vehicle exhaust emission control device. United States Environmental Protection Agency, Air and Radiation.

Chicago Style (17th ed.) Citation

United States. Environmental Protection Agency. Vehicle Programs Group. Emissions and Fuel Economy Effects of Vehicle Exhaust Emission Control Device. [Washington, D.C.]: United States Environmental Protection Agency, Air and Radiation, 1998.

MLA (9th ed.) Citation

United States. Environmental Protection Agency. Vehicle Programs Group. Emissions and Fuel Economy Effects of Vehicle Exhaust Emission Control Device. United States Environmental Protection Agency, Air and Radiation, 1998.