(1975). Map showing bedrock topography beneath alluvial deposits of the Calhoun quadrangle, western Kentucky. U.S. Geological Survey.
Chicago Style (17th ed.) CitationMap Showing Bedrock Topography Beneath Alluvial Deposits of the Calhoun Quadrangle, Western Kentucky. Reston, Va: U.S. Geological Survey, 1975.
MLA (9th ed.) CitationMap Showing Bedrock Topography Beneath Alluvial Deposits of the Calhoun Quadrangle, Western Kentucky. U.S. Geological Survey, 1975.
Warning: These citations may not always be 100% accurate.