Gordon, D. T. (1978). White and red fir cone production in northeastern California: Report of a 16-year study. Dept. of Agriculture, Forest Service, Pacific Southwest Forest and Range Experiment Station.
Chicago Style (17th ed.) CitationGordon, Donald T. White and Red Fir Cone Production in Northeastern California: Report of a 16-year Study. Berkeley, Calif.: Dept. of Agriculture, Forest Service, Pacific Southwest Forest and Range Experiment Station, 1978.
MLA (9th ed.) CitationGordon, Donald T. White and Red Fir Cone Production in Northeastern California: Report of a 16-year Study. Dept. of Agriculture, Forest Service, Pacific Southwest Forest and Range Experiment Station, 1978.
Warning: These citations may not always be 100% accurate.