APA (7th ed.) Citation

Thomas, M. A. (2016). Arsenic in groundwater of Licking County, Ohio, 2012 -- occurrence and relation to hydrogeology. U.S. Department of the Interior, U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Thomas, Mary Ann. Arsenic in Groundwater of Licking County, Ohio, 2012 -- Occurrence and Relation to Hydrogeology. Reston, Virginia: U.S. Department of the Interior, U.S. Geological Survey, 2016.

MLA (9th ed.) Citation

Thomas, Mary Ann. Arsenic in Groundwater of Licking County, Ohio, 2012 -- Occurrence and Relation to Hydrogeology. U.S. Department of the Interior, U.S. Geological Survey, 2016.