Assessment and classification of Illinois lakes /
[Prepared by Donna F. Sefton]
APA Citation
Sefton, D. F., Illinois. Division of Water Pollution Control Planning and Standards Section., Illinois. Environmental Protection Agency. 208 Water Quality Management Planning Program., Illinois. Environmental Protection Agency. (1978). Assessment and classification of Illinois lakes. Springfield: Planning and Standards Section, Division of Water Pollution Control, Illinois Environmental Protection Agency.
MLA Citation
Sefton, Donna F, Illinois. Division of Water Pollution Control Planning and Standards Section, Illinois. Environmental Protection Agency. 208 Water Quality Management Planning Program, and Illinois. Environmental Protection Agency. Assessment And Classification of Illinois Lakes. Springfield: Planning and Standards Section, Division of Water Pollution Control, Illinois Environmental Protection Agency, 1978.