APA (7th ed.) Citation

Yager, D. B. (2016). Potash: A vital agricultural nutrient sourced from geologic deposits. U.S. Department of the Interior, U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Yager, Douglas B. Potash: A Vital Agricultural Nutrient Sourced from Geologic Deposits. Reston, Virginia: U.S. Department of the Interior, U.S. Geological Survey, 2016.

MLA (9th ed.) Citation

Yager, Douglas B. Potash: A Vital Agricultural Nutrient Sourced from Geologic Deposits. U.S. Department of the Interior, U.S. Geological Survey, 2016.