Levy, Z., & Fram, M. S. (2021). Status and understanding of groundwater quality in the Northern Sierra Nevada Foothills Domestic-Supply Aquifer Study Units, 2015-17: California GAMA Priority Basin Project. U.S. Department of the Interior, U.S. Geological Survey.
Chicago Style (17th ed.) CitationLevy, Zeno, and Miranda S. Fram. Status and Understanding of Groundwater Quality in the Northern Sierra Nevada Foothills Domestic-Supply Aquifer Study Units, 2015-17: California GAMA Priority Basin Project. Reston, Virginia: U.S. Department of the Interior, U.S. Geological Survey, 2021.
MLA (9th ed.) CitationLevy, Zeno, and Miranda S. Fram. Status and Understanding of Groundwater Quality in the Northern Sierra Nevada Foothills Domestic-Supply Aquifer Study Units, 2015-17: California GAMA Priority Basin Project. U.S. Department of the Interior, U.S. Geological Survey, 2021.