APA (7th ed.) Citation

United States. Environmental Protection Agency, Geological Survey (U.S.), & Mills, P. C. (1999). Areal studies aid protection of ground-water quality in Illinois, Indiana, and Wisconsin. [U.S. Geological Survey, U.S. Dept. of the Interior].

Chicago Style (17th ed.) Citation

United States. Environmental Protection Agency, Geological Survey (U.S.), and Patrick C. Mills. Areal Studies Aid Protection of Ground-water Quality in Illinois, Indiana, and Wisconsin. [Urbana, Ill.]: [U.S. Geological Survey, U.S. Dept. of the Interior], 1999.

MLA (9th ed.) Citation

United States. Environmental Protection Agency, et al. Areal Studies Aid Protection of Ground-water Quality in Illinois, Indiana, and Wisconsin. [U.S. Geological Survey, U.S. Dept. of the Interior], 1999.