Camp, P., Gamon, J., & Arnett, J. (2011). Field guide to the rare plants of Washington. University of Washington Press.
Chicago Style (17th ed.) CitationCamp, Pamela, John Gamon, and Joseph Arnett. Field Guide to the Rare Plants of Washington. Seattle: University of Washington Press, 2011.
MLA (8th ed.) CitationCamp, Pamela, et al. Field Guide to the Rare Plants of Washington. University of Washington Press, 2011.
Warning: These citations may not always be 100% accurate.