Krumme, G. W. (1981). Stratigraphic significance of limestones of the Marmaton Group (Pennsylvanian, Desmoinesian) in eastern Oklahoma. University of Oklahoma.
Chicago Style (17th ed.) CitationKrumme, George W. Stratigraphic Significance of Limestones of the Marmaton Group (Pennsylvanian, Desmoinesian) in Eastern Oklahoma. Norman: University of Oklahoma, 1981.
MLA (9th ed.) CitationKrumme, George W. Stratigraphic Significance of Limestones of the Marmaton Group (Pennsylvanian, Desmoinesian) in Eastern Oklahoma. University of Oklahoma, 1981.
Warning: These citations may not always be 100% accurate.