Chicago

Dewey, Jerald E., R. Ladd Livingston, Steve Kohler, and United States. Forest Service. Northern Region. Cooperative Forestry & Pest Management. 1983. Douglas-Fir Tussock Moth Adult Male Survey North Idaho and Western Montana, 1982. : Missoula, Mont. : USDA Forest Service, Northern Region, Cooperative Forestry & Pest Management.