Factors affecting groundwater quality in the Valley and Ridge aquifers, eastern United States, 1993-2002
Publication/Creation:
Reston, Va. : U.S. Dept. of the Interior, U.S. Geological Survey, 2011
Format:
Book
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Full Title:
Factors affecting groundwater quality in the Valley and Ridge aquifers, eastern United States, 1993-2002 / by Gregory C. Johnson ... [and others] ; National Water-Quality Assessment Program