APA (7th ed.) Citation

Smith, R. J., Jovan, S., & McCune, B. (2017). Lichen communities as climate indicators in the U.S. Pacific States. United States Department of Agriculture, Forest Service, Pacific Northwest Research Station.

Chicago Style (17th ed.) Citation

Smith, Robert J., Sarah Jovan, and Bruce McCune. Lichen Communities as Climate Indicators in the U.S. Pacific States. Portland, OR: United States Department of Agriculture, Forest Service, Pacific Northwest Research Station, 2017.

MLA (9th ed.) Citation

Smith, Robert J., et al. Lichen Communities as Climate Indicators in the U.S. Pacific States. United States Department of Agriculture, Forest Service, Pacific Northwest Research Station, 2017.