Furniss, M. M., & Forestry Sciences Laboratory. (1981). Effectiveness of Douglas-fir beetle antiaggregative pheromone applied by helicopter. U.S. Dept. of Agriculture, Forest Service, Intermountain Forest and Range Experiment Station.
Chicago Style (17th ed.) CitationFurniss, Malcolm M., and Forestry Sciences Laboratory. Effectiveness of Douglas-fir Beetle Antiaggregative Pheromone Applied by Helicopter. U.S. Dept. of Agriculture, Forest Service, Intermountain Forest and Range Experiment Station, 1981.
MLA (8th ed.) CitationFurniss, Malcolm M., and Forestry Sciences Laboratory. Effectiveness of Douglas-fir Beetle Antiaggregative Pheromone Applied by Helicopter. U.S. Dept. of Agriculture, Forest Service, Intermountain Forest and Range Experiment Station, 1981.
Warning: These citations may not always be 100% accurate.