United States. Forest Service, United States. Forest Pest Management, & United States. Forest Health Protection. Forest insect and disease conditions in the United States. The Service.
Chicago Style (17th ed.) CitationUnited States. Forest Service, United States. Forest Pest Management, and United States. Forest Health Protection. Forest Insect and Disease Conditions in the United States. [Washington, D.C.]: The Service.
MLA (9th ed.) CitationUnited States. Forest Service, et al. Forest Insect and Disease Conditions in the United States. The Service.
Warning: These citations may not always be 100% accurate.