United States. Environmental Protection Agency. Office of Transportation and Air Quality. Assessment and Standards Division. (2000). Phase 2 emission standards for new nonroad spark-ignition handheld engines at or below 19 kilowatts: Summary and analysis of comments. United States Environmental Protection Agency, Office of Air and Radiation.
Chicago Style (17th ed.) CitationUnited States. Environmental Protection Agency. Office of Transportation and Air Quality. Assessment and Standards Division. Phase 2 Emission Standards for New Nonroad Spark-ignition Handheld Engines at or Below 19 Kilowatts: Summary and Analysis of Comments. [Washington, D.C.?]: United States Environmental Protection Agency, Office of Air and Radiation, 2000.
MLA (9th ed.) CitationUnited States. Environmental Protection Agency. Office of Transportation and Air Quality. Assessment and Standards Division. Phase 2 Emission Standards for New Nonroad Spark-ignition Handheld Engines at or Below 19 Kilowatts: Summary and Analysis of Comments. United States Environmental Protection Agency, Office of Air and Radiation, 2000.