APA (7th ed.) Citation

United States. Bureau of Entomology and Plant Quarantine. (1938). Toxicity of Haplophyton cimicidum A. DC. to fruitflies. [s.n.].

Chicago Style (17th ed.) Citation

United States. Bureau of Entomology and Plant Quarantine. Toxicity of Haplophyton Cimicidum A. DC. to Fruitflies. [Washington]: [s.n.], 1938.

MLA (9th ed.) Citation

United States. Bureau of Entomology and Plant Quarantine. Toxicity of Haplophyton Cimicidum A. DC. to Fruitflies. [s.n.], 1938.

Warning: These citations may not always be 100% accurate.