1.
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Washington : U.S. Government Publishing Office, 2016. Washington, DC : For sale by the Superintendent of Documents, U.S. Government Publishing Office
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2.
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Research Triangle Park, NC : Emission Factor and Inventory Group, Emissions, Monitoring, and Analysis Division, Office of Air Quality Planning and Standards, U.S. Environmental Protection Agency, [1991]
EP 4.2: SU 7/7 |
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3.
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[Washington, D.C.?] : U.S. Environmental Protection Agency, Air and Radiation, [1995]
EP 1.2: C 63/7 |
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4.
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Washington : Environmental Protection Agency, Office of Environmental Review, 1979 [i.e. 1980]
TD195.S75 U548 1980 |
Map It |
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5.
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Washington : For sale by the Supt. of Docs., 1977.
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