An assessment of the water quality of the Rock River Basin derived from a biological investigation /
by the Illinois Natural History Survey ; project coordinator, Allison R. Brigham.

APA Citation

Illinois. Natural History Survey Division., Brigham, A. Roeske., Illinois. Environmental Protection Agency. (1978). An assessment of the water quality of the Rock River Basin derived from a biological investigation. Urbana: The Survey.

MLA Citation

Illinois. Natural History Survey Division, Allison Roeske Brigham, and Illinois. Environmental Protection Agency. An Assessment of the Water Quality of the Rock River Basin Derived From a Biological Investigation. Urbana: The Survey, 1978.