APA (7th ed.) Citation

United States. Bureau of Biological Survey. (1940). Ornamental Woody Plants Attractive to Birds, Mar. 1940. [s.n.].

Chicago Style (17th ed.) Citation

United States. Bureau of Biological Survey. Ornamental Woody Plants Attractive to Birds, Mar. 1940. [Washington]: [s.n.], 1940.

MLA (9th ed.) Citation

United States. Bureau of Biological Survey. Ornamental Woody Plants Attractive to Birds, Mar. 1940. [s.n.], 1940.

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