Grover, N. C. (1907). Surface water supply of Middle Atlantic states, 1906: (Susquehanna, Gunpowder, Patapsco, Potomac, James, Roanoke, and Yadkin River drainages). United States Department of the Interior, Geological Survey.
Chicago Style (17th ed.) CitationGrover, Nathan Clifford. Surface Water Supply of Middle Atlantic States, 1906: (Susquehanna, Gunpowder, Patapsco, Potomac, James, Roanoke, and Yadkin River Drainages). Washington, D.C.: United States Department of the Interior, Geological Survey, 1907.
MLA (9th ed.) CitationGrover, Nathan Clifford. Surface Water Supply of Middle Atlantic States, 1906: (Susquehanna, Gunpowder, Patapsco, Potomac, James, Roanoke, and Yadkin River Drainages). United States Department of the Interior, Geological Survey, 1907.
Warning: These citations may not always be 100% accurate.