Heisig, P. M. (2009). Nutrients, dissolved organic carbon, color, and disinfection byproducts in base flow and stormflow in streams of the Croton Watershed, Westchester and Putnam counties, New York, 2000-02. U.S. Dept. of the Interior, U.S. Geological Survey.
Chicago Style (17th ed.) CitationHeisig, Paul M. Nutrients, Dissolved Organic Carbon, Color, and Disinfection Byproducts in Base Flow and Stormflow in Streams of the Croton Watershed, Westchester and Putnam Counties, New York, 2000-02. Reston, Va.: U.S. Dept. of the Interior, U.S. Geological Survey, 2009.
MLA (9th ed.) CitationHeisig, Paul M. Nutrients, Dissolved Organic Carbon, Color, and Disinfection Byproducts in Base Flow and Stormflow in Streams of the Croton Watershed, Westchester and Putnam Counties, New York, 2000-02. U.S. Dept. of the Interior, U.S. Geological Survey, 2009.