Knipling, E. F., & Knipling, E. F. (1957). Insecticide recomendations of the entomology research division crops and livestock (1. edition.). Washington: U.S. Departamento of Agriculture.
Chicago Style CitationKnipling, E. F., and E. F. Knipling. Insecticide Recomendations of the Entomology Research Division Crops and Livestock. 1. edition. Washington: U.S. Departamento of Agriculture, 1957.
MLA CitationKnipling, E. F., and E. F. Knipling. Insecticide Recomendations of the Entomology Research Division Crops and Livestock. 1. edition. Washington: U.S. Departamento of Agriculture, 1957.
Warning: These citations may not always be 100% accurate.