Kosanke, R. M. (1988). Palynological studies of Lower Pennsylvanian coal beds and adjacent strata of the proposed Pennsylvanian system stratotype in Virginia and West Virginia. Dept. of the Interior, U.S. Geological Survey.
Chicago Style (17th ed.) CitationKosanke, Robert M. Palynological Studies of Lower Pennsylvanian Coal Beds and Adjacent Strata of the Proposed Pennsylvanian System Stratotype in Virginia and West Virginia. [Reston, Va.]: Dept. of the Interior, U.S. Geological Survey, 1988.
MLA (9th ed.) CitationKosanke, Robert M. Palynological Studies of Lower Pennsylvanian Coal Beds and Adjacent Strata of the Proposed Pennsylvanian System Stratotype in Virginia and West Virginia. Dept. of the Interior, U.S. Geological Survey, 1988.
Warning: These citations may not always be 100% accurate.