APA (7th ed.) Citation

United States. Bureau of Plant Industry. (1920). Confidential news for blister rust employees. [publisher not identified].

Chicago Style (17th ed.) Citation

United States. Bureau of Plant Industry. Confidential News for Blister Rust Employees. [Washington]: [publisher not identified], 1920.

MLA (9th ed.) Citation

United States. Bureau of Plant Industry. Confidential News for Blister Rust Employees. [publisher not identified], 1920.

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