Obermeier, S. F. (1984). Engineering geology and design of slopes for cretaceous Potomac deposits in Fairfax County, Virginia, and vicinity. United States Department of the Interior, Geological Survey.
Chicago Style (17th ed.) CitationObermeier, Stephen F. Engineering Geology and Design of Slopes for Cretaceous Potomac Deposits in Fairfax County, Virginia, and Vicinity. [Reston, Va.]: United States Department of the Interior, Geological Survey, 1984.
MLA (9th ed.) CitationObermeier, Stephen F. Engineering Geology and Design of Slopes for Cretaceous Potomac Deposits in Fairfax County, Virginia, and Vicinity. United States Department of the Interior, Geological Survey, 1984.
Warning: These citations may not always be 100% accurate.