Illinois. Environmental Protection Agency. & United States. Army. Corps of Engineers. (1986). Protecting Illinois waters: A cooperative effort : by you and Illinois Environmental Protection Agency; Illinois Department of Transportation, Division of Water Resources; Illinois Department of Conservation; U.S. Army Corps of Engineers. [U.S. Army Corps of Engineers].
Chicago Style (17th ed.) CitationIllinois. Environmental Protection Agency., and United States. Army. Corps of Engineers. Protecting Illinois Waters: A Cooperative Effort : By You and Illinois Environmental Protection Agency; Illinois Department of Transportation, Division of Water Resources; Illinois Department of Conservation; U.S. Army Corps of Engineers. [Washington, D.C.?]: [U.S. Army Corps of Engineers], 1986.
MLA (8th ed.) CitationIllinois. Environmental Protection Agency., and United States. Army. Corps of Engineers. Protecting Illinois Waters: A Cooperative Effort : By You and Illinois Environmental Protection Agency; Illinois Department of Transportation, Division of Water Resources; Illinois Department of Conservation; U.S. Army Corps of Engineers. [U.S. Army Corps of Engineers], 1986.