Ege, J. R. (1984). Formation of solution-subsidence sinkholes above salt beds. United States Department of the Interior, Geological Survey.
Chicago Style (17th ed.) CitationEge, John R. Formation of Solution-subsidence Sinkholes Above Salt Beds. [Reston, Va.]: United States Department of the Interior, Geological Survey, 1984.
MLA (9th ed.) CitationEge, John R. Formation of Solution-subsidence Sinkholes Above Salt Beds. United States Department of the Interior, Geological Survey, 1984.
Warning: These citations may not always be 100% accurate.