Seidel, K. W., & Pacific Northwest Forest and Range Experiment Station. (1983). Growth of suppressed grand fir and shasta red fir in central Oregon after release and thinning: 10-year results. U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station.
Chicago Style (17th ed.) CitationSeidel, Kenneth W., and Pacific Northwest Forest and Range Experiment Station. Growth of Suppressed Grand Fir and Shasta Red Fir in Central Oregon After Release and Thinning: 10-year Results. U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station, 1983.
MLA (8th ed.) CitationSeidel, Kenneth W., and Pacific Northwest Forest and Range Experiment Station. Growth of Suppressed Grand Fir and Shasta Red Fir in Central Oregon After Release and Thinning: 10-year Results. U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station, 1983.