APA (7th ed.) Citation

United States. Forest Service. (1932). Gunnison National Forest, Colo. GPO.

Chicago Style (17th ed.) Citation

United States. Forest Service. Gunnison National Forest, Colo. [Washington]: GPO, 1932.

MLA (9th ed.) Citation

United States. Forest Service. Gunnison National Forest, Colo. GPO, 1932.

Warning: These citations may not always be 100% accurate.