APA (7th ed.) Citation

United States. Forest Service. (1989). Managed forests and clean water. U.S. Dept. of Agriculture, Forest Service.

Chicago Style (17th ed.) Citation

United States. Forest Service. Managed Forests and Clean Water. [Washington, D.C.?]: U.S. Dept. of Agriculture, Forest Service, 1989.

MLA (9th ed.) Citation

United States. Forest Service. Managed Forests and Clean Water. U.S. Dept. of Agriculture, Forest Service, 1989.