APA (7th ed.) Citation

United States. Forest Service. Pacific Southwest Region. (2009). Trinity Alps Wilderness: Shasta-Trinity, Klamath, Six Rivers National forests, California. USDA Forest Service, Pacific Northwest Region.

Chicago Style (17th ed.) Citation

United States. Forest Service. Pacific Southwest Region. Trinity Alps Wilderness: Shasta-Trinity, Klamath, Six Rivers National Forests, California. San Francisco, CA: USDA Forest Service, Pacific Northwest Region, 2009.

MLA (9th ed.) Citation

United States. Forest Service. Pacific Southwest Region. Trinity Alps Wilderness: Shasta-Trinity, Klamath, Six Rivers National Forests, California. USDA Forest Service, Pacific Northwest Region, 2009.