APA (7th ed.) Citation

United States. Department of Agriculture. (1932). American fertilizers. GPO.

Chicago Style (17th ed.) Citation

United States. Department of Agriculture. American Fertilizers. [Washington]: GPO, 1932.

MLA (9th ed.) Citation

United States. Department of Agriculture. American Fertilizers. GPO, 1932.

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