APA (7th ed.) Citation

Johnson, C. G. (1994). Forest health in the Blue Mountains: A plant ecologist's perspective on ecosystem processes and biological diversity. USDA Forest Service, Pacific Northwest Research Station.

Chicago Style (17th ed.) Citation

Johnson, Charles G. Forest Health in the Blue Mountains: A Plant Ecologist's Perspective on Ecosystem Processes and Biological Diversity. Portland, Or.: USDA Forest Service, Pacific Northwest Research Station, 1994.

MLA (9th ed.) Citation

Johnson, Charles G. Forest Health in the Blue Mountains: A Plant Ecologist's Perspective on Ecosystem Processes and Biological Diversity. USDA Forest Service, Pacific Northwest Research Station, 1994.