APA (7th ed.) Citation

United States. Department of Agriculture. Office of the Secretary. (1919). Redtop (Agrostis alba). U.S. GPO.

Chicago Style (17th ed.) Citation

United States. Department of Agriculture. Office of the Secretary. Redtop (Agrostis Alba). Washington: U.S. GPO, 1919.

MLA (9th ed.) Citation

United States. Department of Agriculture. Office of the Secretary. Redtop (Agrostis Alba). U.S. GPO, 1919.

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