APA (7th ed.) Citation

Wilson, J. T. (2012). Water-quality assessment of the Cambrian-Ordovician aquifer system in the northern Midwest, United States. U.S. Dept. of the Interior, U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Wilson, John T. Water-quality Assessment of the Cambrian-Ordovician Aquifer System in the Northern Midwest, United States. Reston, Va.: U.S. Dept. of the Interior, U.S. Geological Survey, 2012.

MLA (9th ed.) Citation

Wilson, John T. Water-quality Assessment of the Cambrian-Ordovician Aquifer System in the Northern Midwest, United States. U.S. Dept. of the Interior, U.S. Geological Survey, 2012.