United States. Environmental Protection Agency. Emissions, Monitoring, and Analysis Division. (2005). Technical assistance document (TAD) for precursor gas measurements in the NCore multi-pollutant monitoring network (Version 4.). United States Environmental Protection Agency, Office of Air Quality Planning and Standards, Emissions, Monitoring, and Analysis Division.
Chicago Style (17th ed.) CitationUnited States. Environmental Protection Agency. Emissions, Monitoring, and Analysis Division. Technical Assistance Document (TAD) for Precursor Gas Measurements in the NCore Multi-pollutant Monitoring Network. Version 4. [Research Triangle Park, N.C.]: United States Environmental Protection Agency, Office of Air Quality Planning and Standards, Emissions, Monitoring, and Analysis Division, 2005.
MLA (9th ed.) CitationUnited States. Environmental Protection Agency. Emissions, Monitoring, and Analysis Division. Technical Assistance Document (TAD) for Precursor Gas Measurements in the NCore Multi-pollutant Monitoring Network. Version 4. United States Environmental Protection Agency, Office of Air Quality Planning and Standards, Emissions, Monitoring, and Analysis Division, 2005.