APA (7th ed.) Citation

United States. Forest Service. Pacific Southwest Region. Forest Health Protection. (2012). Bark beetles in California conifers: Are your trees susceptible? Forest Service, United States Department of Agriculture, Region 5 Forest Health Protection.

Chicago Style (17th ed.) Citation

United States. Forest Service. Pacific Southwest Region. Forest Health Protection. Bark Beetles in California Conifers: Are Your Trees Susceptible? [San Francisco, Calif.]: Forest Service, United States Department of Agriculture, Region 5 Forest Health Protection, 2012.

MLA (8th ed.) Citation

United States. Forest Service. Pacific Southwest Region. Forest Health Protection. Bark Beetles in California Conifers: Are Your Trees Susceptible? Forest Service, United States Department of Agriculture, Region 5 Forest Health Protection, 2012.