APA (7th ed.) Citation

United States. Bureau of Soils. (1913). Alunite and kelp as potash fertilizers. GPO.

Chicago Style (17th ed.) Citation

United States. Bureau of Soils. Alunite and Kelp as Potash Fertilizers. [Washington]: GPO, 1913.

MLA (9th ed.) Citation

United States. Bureau of Soils. Alunite and Kelp as Potash Fertilizers. GPO, 1913.

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