United States. Bureau of Entomology and Plant Quarantine. (1935). Cotton bollweevil survival and emergence in hibernation cages in Louisiana. [s.n.].
Chicago Style (17th ed.) CitationUnited States. Bureau of Entomology and Plant Quarantine. Cotton Bollweevil Survival and Emergence in Hibernation Cages in Louisiana. [Washington]: [s.n.], 1935.
MLA (9th ed.) CitationUnited States. Bureau of Entomology and Plant Quarantine. Cotton Bollweevil Survival and Emergence in Hibernation Cages in Louisiana. [s.n.], 1935.
Warning: These citations may not always be 100% accurate.