APA (7th ed.) Citation

National Water-Quality Assessment Program (U.S.), Geological Survey (U.S.), & McMahon, P. B. (2007). Water-quality assessment of the High Plains aquifer, 1999-2004 (Version 1.0.). U.S. Dept. of the Interior, U.S. Geological Survey.

Chicago Style (17th ed.) Citation

National Water-Quality Assessment Program (U.S.), Geological Survey (U.S.), and Peter B. McMahon. Water-quality Assessment of the High Plains Aquifer, 1999-2004. Version 1.0. Reston, Va.: U.S. Dept. of the Interior, U.S. Geological Survey, 2007.

MLA (9th ed.) Citation

National Water-Quality Assessment Program (U.S.), et al. Water-quality Assessment of the High Plains Aquifer, 1999-2004. Version 1.0. U.S. Dept. of the Interior, U.S. Geological Survey, 2007.