APA (7th ed.) Citation

Williams, C. K., Lillybridge, T. R., & Smith, B. G. (1990). Forested plant associations of the Colville National Forest. U.S. Dept. of Agriculture, Forest Service, Colville National Forest.

Chicago Style (17th ed.) Citation

Williams, Clinton K., Terry R. Lillybridge, and Bradley G. Smith. Forested Plant Associations of the Colville National Forest. [Colville, Wash.?]: U.S. Dept. of Agriculture, Forest Service, Colville National Forest, 1990.

MLA (9th ed.) Citation

Williams, Clinton K., et al. Forested Plant Associations of the Colville National Forest. U.S. Dept. of Agriculture, Forest Service, Colville National Forest, 1990.