Rehfeldt, G. E., & Intermountain Forest and Range Experiment Station. (1982). Ecological adaptions in Douglas-fir populations. U.S. Dept. of Agriculture, Forest Service, Intermountain Forest and Range Experiment Station.
Chicago Style (17th ed.) CitationRehfeldt, G. E., and Intermountain Forest and Range Experiment Station. Ecological Adaptions in Douglas-fir Populations. U.S. Dept. of Agriculture, Forest Service, Intermountain Forest and Range Experiment Station, 1982.
MLA (8th ed.) CitationRehfeldt, G. E., and Intermountain Forest and Range Experiment Station. Ecological Adaptions in Douglas-fir Populations. U.S. Dept. of Agriculture, Forest Service, Intermountain Forest and Range Experiment Station, 1982.
Warning: These citations may not always be 100% accurate.