APA (7th ed.) Citation

United States. Forest Service. & United States. Forest Service. Rocky Mountain Region. (1989). Tread lightly in Colorado. U.S. Dept. of Agriculture, Rocky Mountain Region.

Chicago Style (17th ed.) Citation

United States. Forest Service., and United States. Forest Service. Rocky Mountain Region. Tread Lightly in Colorado. [Lakewood, Colo.?]: U.S. Dept. of Agriculture, Rocky Mountain Region, 1989.

MLA (8th ed.) Citation

United States. Forest Service., and United States. Forest Service. Rocky Mountain Region. Tread Lightly in Colorado. U.S. Dept. of Agriculture, Rocky Mountain Region, 1989.