Hippe, D. J., Witt, E. C., & Giovannitti, R. M. (1994). Hydrogeology, herbicides and nutrients in ground water and springs, and relation of water quality to land use and agricultural practices near Carlisle, Pennsylvania. U.S. Dept. of the Interior, U.S. Geological Survey.
Chicago Style (17th ed.) CitationHippe, Daniel J., Emitt C. Witt, and Rhonda M. Giovannitti. Hydrogeology, Herbicides and Nutrients in Ground Water and Springs, and Relation of Water Quality to Land Use and Agricultural Practices Near Carlisle, Pennsylvania. Lemoyne, Pa.: U.S. Dept. of the Interior, U.S. Geological Survey, 1994.
MLA (9th ed.) CitationHippe, Daniel J., et al. Hydrogeology, Herbicides and Nutrients in Ground Water and Springs, and Relation of Water Quality to Land Use and Agricultural Practices Near Carlisle, Pennsylvania. U.S. Dept. of the Interior, U.S. Geological Survey, 1994.