APA (7th ed.) Citation

Pacific Northwest Research Station (Portland, Or.), & Ralston, R. (2003). WestPro, a computer program for simulating uneven-aged Douglas-fir stand growth and yield in the Pacific northwest. U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Research Station.

Chicago Style (17th ed.) Citation

Pacific Northwest Research Station (Portland, Or.), and Rebecca Ralston. WestPro, a Computer Program for Simulating Uneven-aged Douglas-fir Stand Growth and Yield in the Pacific Northwest. Portland, OR: U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Research Station, 2003.

MLA (9th ed.) Citation

Pacific Northwest Research Station (Portland, Or.), and Rebecca Ralston. WestPro, a Computer Program for Simulating Uneven-aged Douglas-fir Stand Growth and Yield in the Pacific Northwest. U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Research Station, 2003.