Colorado State Forest Service. & United States. Forest Service. (2004). Ips beetles in Colorado. Colorado State Forest Service ; USDA Forest Service.
Chicago Style (17th ed.) CitationColorado State Forest Service., and United States. Forest Service. Ips Beetles in Colorado. Fort Collins, Colo. : [Golden, Colo.]: Colorado State Forest Service ; USDA Forest Service, 2004.
MLA (8th ed.) CitationColorado State Forest Service., and United States. Forest Service. Ips Beetles in Colorado. Colorado State Forest Service ; USDA Forest Service, 2004.
Warning: These citations may not always be 100% accurate.