TY - BOOK AU - Christenson,Scott C. AU - Havens,John S. TI - Ground-water-quality assessment of the central Oklahoma aquifer, Oklahoma: results of investigations T2 - National water-quality assessment--central Oklahoma aquifer AV - TD224.O5 N38 1994 Ch. A U1 - 363.73/942/09766 21 PY - 1998/// CY - Lawrence, Kan. PB - U.S. Geological Survey KW - Groundwater KW - Oklahoma KW - Central Oklahoma Aquifer KW - Quality KW - Local N1 - Includes bibliographical references (p. ) ER -