Spechler, R. M., & Halford, K. J. (2001). Hydrogeology, water quality, and simulated effects of ground-water withdrawals from the Floridan aquifer system, Seminole County and vicinity, Florida. U.S. Dept. of the Interior, U.S. Geological Survey.
Chicago Style (17th ed.) CitationSpechler, R. M., and Keith J. Halford. Hydrogeology, Water Quality, and Simulated Effects of Ground-water Withdrawals from the Floridan Aquifer System, Seminole County and Vicinity, Florida. Tallahassee, Fla.: U.S. Dept. of the Interior, U.S. Geological Survey, 2001.
MLA (9th ed.) CitationSpechler, R. M., and Keith J. Halford. Hydrogeology, Water Quality, and Simulated Effects of Ground-water Withdrawals from the Floridan Aquifer System, Seminole County and Vicinity, Florida. U.S. Dept. of the Interior, U.S. Geological Survey, 2001.