Copes, D. L. (1971). Interstock trials with grafted coastal douglas-fir. Pacific Northwest Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture.
Chicago Style (17th ed.) CitationCopes, Donald L. Interstock Trials with Grafted Coastal Douglas-fir. Pacific Northwest Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1971.
MLA (8th ed.) CitationCopes, Donald L. Interstock Trials with Grafted Coastal Douglas-fir. Pacific Northwest Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1971.
Warning: These citations may not always be 100% accurate.