APA (7th ed.) Citation

Wilson, L. F., & Surgeoner, G. A. (1979). Variable oakleaf caterpillar ([Rev. May 1979.].). Dept. of Agriculture, Forest Service.

Chicago Style (17th ed.) Citation

Wilson, Louis F., and Gordon A. Surgeoner. Variable Oakleaf Caterpillar. [Rev. May 1979.]. [Washington]: Dept. of Agriculture, Forest Service, 1979.

MLA (9th ed.) Citation

Wilson, Louis F., and Gordon A. Surgeoner. Variable Oakleaf Caterpillar. [Rev. May 1979.]. Dept. of Agriculture, Forest Service, 1979.