APA (7th ed.) Citation

United States. Department of Agriculture & United States. Forest Service. (1980). Help for environmental programs (Rev. Sept. 1980.). U.S. Dept. of Agriculture.

Chicago Style (17th ed.) Citation

United States. Department of Agriculture and United States. Forest Service. Help for Environmental Programs. Rev. Sept. 1980. [Washington, D.C.?]: U.S. Dept. of Agriculture, 1980.

MLA (9th ed.) Citation

United States. Department of Agriculture and United States. Forest Service. Help for Environmental Programs. Rev. Sept. 1980. U.S. Dept. of Agriculture, 1980.