United States. Environmental Protection Agency. Office of Air and Radiation. (2003). The natural gas STAR program: Reducing methane emissions, increasing efficiency, maximizing profits. United States Environmental Protection Agency, Office of Air and Radiation.
Chicago Style (17th ed.) CitationUnited States. Environmental Protection Agency. Office of Air and Radiation. The Natural Gas STAR Program: Reducing Methane Emissions, Increasing Efficiency, Maximizing Profits. [Washington, D.C.]: United States Environmental Protection Agency, Office of Air and Radiation, 2003.
MLA (9th ed.) CitationUnited States. Environmental Protection Agency. Office of Air and Radiation. The Natural Gas STAR Program: Reducing Methane Emissions, Increasing Efficiency, Maximizing Profits. United States Environmental Protection Agency, Office of Air and Radiation, 2003.