United States. Bureau of Entomology and Plant Quarantine. (1939). Control of corn earworm on Fordhook lima beans in eastern Virginia. [s.n.].
Chicago Style (17th ed.) CitationUnited States. Bureau of Entomology and Plant Quarantine. Control of Corn Earworm on Fordhook Lima Beans in Eastern Virginia. [Washington]: [s.n.], 1939.
MLA (9th ed.) CitationUnited States. Bureau of Entomology and Plant Quarantine. Control of Corn Earworm on Fordhook Lima Beans in Eastern Virginia. [s.n.], 1939.
Warning: These citations may not always be 100% accurate.