Kosanke, R. M. (1984). Palynology of selected coal beds in the proposed Pennsylvanian System stratotype in West Virginia: A description of palynomorph assemblages, range zones and coal correlations of selected coals from the proposed Pennsylvanian System stratotype of West Virginia and adjacent States. US Gov. Print. Off.
Chicago-Zitierstil (17. Ausg.)Kosanke, Robert M. Palynology of Selected Coal Beds in the Proposed Pennsylvanian System Stratotype in West Virginia: A Description of Palynomorph Assemblages, Range Zones and Coal Correlations of Selected Coals from the Proposed Pennsylvanian System Stratotype of West Virginia and Adjacent States. Washington: US Gov. Print. Off, 1984.
MLA-Zitierstil (9. Ausg.)Kosanke, Robert M. Palynology of Selected Coal Beds in the Proposed Pennsylvanian System Stratotype in West Virginia: A Description of Palynomorph Assemblages, Range Zones and Coal Correlations of Selected Coals from the Proposed Pennsylvanian System Stratotype of West Virginia and Adjacent States. US Gov. Print. Off, 1984.