Geological Survey (U.S.), United States. Department of the Army. Joint Readiness Training Center, Fort Polk (La.), & Prakken, L. B. (2001). Hydrogeologic framework and potentiometric surface of the Williamson Creek Aquifer "B" sand in the Fort Polk area, Vernon Parish, Louisiana, March 1997. U.S. Department of the Interior, U.S. Geological Survey.
Chicago Style (17th ed.) CitationGeological Survey (U.S.), United States. Department of the Army. Joint Readiness Training Center, Fort Polk (La.), and Lawrence B. Prakken. Hydrogeologic Framework and Potentiometric Surface of the Williamson Creek Aquifer "B" Sand in the Fort Polk Area, Vernon Parish, Louisiana, March 1997. [Reston, Va.]: U.S. Department of the Interior, U.S. Geological Survey, 2001.
MLA (9th ed.) CitationGeological Survey (U.S.), et al. Hydrogeologic Framework and Potentiometric Surface of the Williamson Creek Aquifer "B" Sand in the Fort Polk Area, Vernon Parish, Louisiana, March 1997. U.S. Department of the Interior, U.S. Geological Survey, 2001.