APA (7th ed.) Citation

Freeman, W. O., & Schmidt, A. R. (1986). Assessment of low-flow water quality in Richland Creek, Illinois. U.S. Dept. of the Interior, Geological Survey ; Books and Open-File Reports, U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Freeman, W. O., and A. R. Schmidt. Assessment of Low-flow Water Quality in Richland Creek, Illinois. Urbana, Ill. : Denver, CO: U.S. Dept. of the Interior, Geological Survey ; Books and Open-File Reports, U.S. Geological Survey, 1986.

MLA (9th ed.) Citation

Freeman, W. O., and A. R. Schmidt. Assessment of Low-flow Water Quality in Richland Creek, Illinois. U.S. Dept. of the Interior, Geological Survey ; Books and Open-File Reports, U.S. Geological Survey, 1986.