APA (7th ed.) Citation

United States. Forest Service. Pacific Northwest Region. (1941). Chelan National Forest, Washington (Rev. Nov. 1940.). U.S. Dept. of Agriculture, Forest Service.

Chicago Style (17th ed.) Citation

United States. Forest Service. Pacific Northwest Region. Chelan National Forest, Washington. Rev. Nov. 1940. [Washington, D.C.?]: U.S. Dept. of Agriculture, Forest Service, 1941.

MLA (9th ed.) Citation

United States. Forest Service. Pacific Northwest Region. Chelan National Forest, Washington. Rev. Nov. 1940. U.S. Dept. of Agriculture, Forest Service, 1941.