APA (7th ed.) Citation

Wilson, L. F. (1977). A guide to insect injury of conifers in the Lake States. Forest Service, U.S. Dept. of Agriculture.

Chicago Style (17th ed.) Citation

Wilson, Louis F. A Guide to Insect Injury of Conifers in the Lake States. Washington, D.C.: Forest Service, U.S. Dept. of Agriculture, 1977.

MLA (9th ed.) Citation

Wilson, Louis F. A Guide to Insect Injury of Conifers in the Lake States. Forest Service, U.S. Dept. of Agriculture, 1977.