TY - BOOK AU - Johnson,Lynn E TI - Geographic information systems in water resources engineering SN - 0420069136 U1 - 628.11 PY - 2008/// CY - New York PB - CRC press KW - Geodata bases KW - GIS for surface water hydrology KW - GIS for ground water hydrology KW - GIS for irrigation KW - GIS for water quality KW - GIS for wastewater management KW - GIS for river basin planing and management ER -