APA (7th ed.) Citation

United States. Forest Service. California Region. (1939). Lassen National Forest, California: 1939. U.S. Forest Service.

Chicago Style (17th ed.) Citation

United States. Forest Service. California Region. Lassen National Forest, California: 1939. San Francisco: U.S. Forest Service, 1939.

MLA (9th ed.) Citation

United States. Forest Service. California Region. Lassen National Forest, California: 1939. U.S. Forest Service, 1939.

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