APA (7th ed.) Citation

(2013). EPA proposes tier 3 motor vehicle emission and fuel standards. United States Environmental Protection Agency, Office of Transportation and Air Quality.

Chicago Style (17th ed.) Citation

EPA Proposes Tier 3 Motor Vehicle Emission and Fuel Standards. Washington, DC: United States Environmental Protection Agency, Office of Transportation and Air Quality, 2013.

MLA (9th ed.) Citation

EPA Proposes Tier 3 Motor Vehicle Emission and Fuel Standards. United States Environmental Protection Agency, Office of Transportation and Air Quality, 2013.

Warning: These citations may not always be 100% accurate.