APA (7th ed.) Citation

United States. Bureau of Plant Industry. (1936). Genera of grasses of United States, with special reference to economic species. [s.n.].

Chicago Style (17th ed.) Citation

United States. Bureau of Plant Industry. Genera of Grasses of United States, with Special Reference to Economic Species. [Washington]: [s.n.], 1936.

MLA (9th ed.) Citation

United States. Bureau of Plant Industry. Genera of Grasses of United States, with Special Reference to Economic Species. [s.n.], 1936.