Senior, L. A., Sloto, R. A., Chester County Water Resources Authority., Chester County (Pa.). Health Department., & Geological Survey (U.S.). (2010). Groundwater-quality monitoring program in Chester County, Pennsylvania, 1980-2008. U.S. Dept. of the Interior, U.S. Geological Survey.
Chicago Style (17th ed.) CitationSenior, Lisa A., Ronald A. Sloto, Chester County Water Resources Authority, Chester County (Pa.). Health Department, and Geological Survey (U.S.). Groundwater-quality Monitoring Program in Chester County, Pennsylvania, 1980-2008. [Reston, Va.]: U.S. Dept. of the Interior, U.S. Geological Survey, 2010.
MLA (8th ed.) CitationSenior, Lisa A., et al. Groundwater-quality Monitoring Program in Chester County, Pennsylvania, 1980-2008. U.S. Dept. of the Interior, U.S. Geological Survey, 2010.