APA (7th ed.) Citation

Campbell, S. J., Azuma, D. L., & Weyermann, D. (2003). Forests of eastern Oregon: An overview. U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Research Station.

Chicago Style (17th ed.) Citation

Campbell, Sally J., David L. Azuma, and Dale Weyermann. Forests of Eastern Oregon: An Overview. Portland, OR: U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Research Station, 2003.

MLA (9th ed.) Citation

Campbell, Sally J., et al. Forests of Eastern Oregon: An Overview. U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Research Station, 2003.