APA (7th ed.) Citation

United States. Environmental Protection Agency. Office of Air and Radiation. (1983). EPA recommended practice for naming I/M calibration gas. U.S. Environmental Protection Agency, Office of Air and Radiation, Office of Mobile Sources, Emission Control Technology Division, Technical Support Staff.

Chicago Style (17th ed.) Citation

United States. Environmental Protection Agency. Office of Air and Radiation. EPA Recommended Practice for Naming I/M Calibration Gas. Ann Arbor, Mich.: U.S. Environmental Protection Agency, Office of Air and Radiation, Office of Mobile Sources, Emission Control Technology Division, Technical Support Staff, 1983.

MLA (9th ed.) Citation

United States. Environmental Protection Agency. Office of Air and Radiation. EPA Recommended Practice for Naming I/M Calibration Gas. U.S. Environmental Protection Agency, Office of Air and Radiation, Office of Mobile Sources, Emission Control Technology Division, Technical Support Staff, 1983.