APA (7th ed.) Citation

Rykowski, R. A. (1979). Emission-related maintenance intervals for light-duty trucks and heavy-duty engines. Standards Development and Support Branch, Emission Control Technology Division, Office of Mobile Source Air Pollution Control, Office of Air, Noise and Radiation, U.S. Environmental Protection Agency.

Chicago Style (17th ed.) Citation

Rykowski, Richard A. Emission-related Maintenance Intervals for Light-duty Trucks and Heavy-duty Engines. [Ann Arbor, Mich.]: Standards Development and Support Branch, Emission Control Technology Division, Office of Mobile Source Air Pollution Control, Office of Air, Noise and Radiation, U.S. Environmental Protection Agency, 1979.

MLA (9th ed.) Citation

Rykowski, Richard A. Emission-related Maintenance Intervals for Light-duty Trucks and Heavy-duty Engines. Standards Development and Support Branch, Emission Control Technology Division, Office of Mobile Source Air Pollution Control, Office of Air, Noise and Radiation, U.S. Environmental Protection Agency, 1979.