APA (7th ed.) Citation

Fellin, D. G., & Dewey, J. E. (1982). Western spruce budworm ([Rev. Nov. 1982.].). U.S. Dept. of Agriculture, Forest Service.

Chicago Style (17th ed.) Citation

Fellin, David G., and Jerald E. Dewey. Western Spruce Budworm. [Rev. Nov. 1982.]. [Washington, D.C.?]: U.S. Dept. of Agriculture, Forest Service, 1982.

MLA (9th ed.) Citation

Fellin, David G., and Jerald E. Dewey. Western Spruce Budworm. [Rev. Nov. 1982.]. U.S. Dept. of Agriculture, Forest Service, 1982.