Hudson, M. R., & Murray, K. E. (2004). Geologic map of the Hasty quadrangle, Boone and Newton Counties, Arkansas (Version 1.0.). U.S. Dept. of the Interior, U.S. Geological Survey.
Chicago Style (17th ed.) CitationHudson, Mark R., and Kyle E. Murray. Geologic Map of the Hasty Quadrangle, Boone and Newton Counties, Arkansas. Version 1.0. [Reston, Va.]: U.S. Dept. of the Interior, U.S. Geological Survey, 2004.
MLA (9th ed.) CitationHudson, Mark R., and Kyle E. Murray. Geologic Map of the Hasty Quadrangle, Boone and Newton Counties, Arkansas. Version 1.0. U.S. Dept. of the Interior, U.S. Geological Survey, 2004.
Warning: These citations may not always be 100% accurate.