APA (7th ed.) Citation

Degnan, J. R. (2021). Depth of groundwater used for drinking-water supplies in the United States. U.S. Department of the Interior, U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Degnan, James R. Depth of Groundwater Used for Drinking-water Supplies in the United States. Reston, Virginia: U.S. Department of the Interior, U.S. Geological Survey, 2021.

MLA (9th ed.) Citation

Degnan, James R. Depth of Groundwater Used for Drinking-water Supplies in the United States. U.S. Department of the Interior, U.S. Geological Survey, 2021.