TY - BOOK AU - Johnson,Lynn E. TI - Geographic information systems in water resources engineering SN - 1843392372 (IWA Pub.) AV - TC409 .J66 2009 PY - 2009/// CY - London, Boca Raton PB - IWA Pub., CRC Press KW - Water-supply engineering KW - Geographic information systems KW - Water resources development KW - Hydrology KW - Watershed management ER -