APA (7th ed.) Citation

United States. Environmental Protection Agency & United States. Environmental Protection Agency. Office of Mobile Sources. (1999). Proposed finding on emission standards for new large spark-ignition nonroad engines. U.S. Environmental Protection Agency, Air and Radiation, Office of Mobile Sources.

Chicago Style (17th ed.) Citation

United States. Environmental Protection Agency and United States. Environmental Protection Agency. Office of Mobile Sources. Proposed Finding on Emission Standards for New Large Spark-ignition Nonroad Engines. [Ann Arbor, Mich.]: U.S. Environmental Protection Agency, Air and Radiation, Office of Mobile Sources, 1999.

MLA (9th ed.) Citation

United States. Environmental Protection Agency and United States. Environmental Protection Agency. Office of Mobile Sources. Proposed Finding on Emission Standards for New Large Spark-ignition Nonroad Engines. U.S. Environmental Protection Agency, Air and Radiation, Office of Mobile Sources, 1999.