Williams, C. B., Azuma, D. L., & Ferrell, G. T. (1992). Incidence and effects of endemic populations of forest pests in young mixed-conifer forests of the Sierra Nevada. U.S. Dept. of Agriculture, Forest Service, Pacific Southwest Research Station.
Chicago Style (17th ed.) CitationWilliams, Carroll B., David L. Azuma, and George T. Ferrell. Incidence and Effects of Endemic Populations of Forest Pests in Young Mixed-conifer Forests of the Sierra Nevada. Albany, Calif.: U.S. Dept. of Agriculture, Forest Service, Pacific Southwest Research Station, 1992.
MLA (9th ed.) CitationWilliams, Carroll B., et al. Incidence and Effects of Endemic Populations of Forest Pests in Young Mixed-conifer Forests of the Sierra Nevada. U.S. Dept. of Agriculture, Forest Service, Pacific Southwest Research Station, 1992.