Geological Survey (U.S.), Kentucky Geological Survey, & Gildersleeve, B. (1972). Geologic map of the Morgantown quadrangle, Butler and Warren Counties, Kentucky. The Survey.
Chicago Style (17th ed.) CitationGeological Survey (U.S.), Kentucky Geological Survey, and Benjamin Gildersleeve. Geologic Map of the Morgantown Quadrangle, Butler and Warren Counties, Kentucky. Reston, Va.: The Survey, 1972.
MLA (9th ed.) CitationGeological Survey (U.S.), et al. Geologic Map of the Morgantown Quadrangle, Butler and Warren Counties, Kentucky. The Survey, 1972.
Warning: These citations may not always be 100% accurate.