Potential for agricultural chemical contamination of aquifers in Illinois / Donald A. Keefer

Author: Keefer, Donald A. (Donald Allen), 1963-
Published: Champaign, Ill. : Illinois State Geological Survey, 1995.
Edition: Rev.
Physical Description: 28 pages, 3 folded leaves of plates : illustrations, maps ; 28 cm.
Additional Creators: Illinois State Geological Survey