The watersheds of northeastern Illinois :
quality of the aquatic environment based upon water quality and fishery data : final report prepared for the Northeastern Illinois Planning Commission /
by Dr. Warren U. Brigham, Dee A. McCormick, and Mark J. Wetzel, Illinois Natural History Survey, Urbana, Ill.

APA Citation

Brigham, W. U., Wetzel, M. J., McCormick, D. A., Northeastern Illinois Planning Commission. (1978). The watersheds of northeastern Illinois: quality of the aquatic environment based upon water quality and fishery data : final report prepared for the Northeastern Illinois Planning Commission. Chicago, Ill.: Northeastern Illinois Planning Commission.

MLA Citation

Brigham, Warren U, Mark J Wetzel, Dee A McCormick, and Northeastern Illinois Planning Commission. The Watersheds of Northeastern Illinois: Quality of the Aquatic Environment Based Upon Water Quality And Fishery Data : Final Report Prepared for the Northeastern Illinois Planning Commission. Chicago, Ill.: Northeastern Illinois Planning Commission, 1978.