TY - GEN AU - Clarke, Keith C AU - Crane, Michael AU - Parks, Bradley O TI - Geographic information systems and environmental modeling T2 - Prentice Hall series in geographic information science SN - 9788120321748 U1 - 911.5:004 PY - 2002/// CY - New Delhi PB - PHI Learning private Ltd. KW - ENVIRONMENTAL MODELLING KW - GEOGRAPHIC INFORMATION SYSTEMS GEOGRAPHY KW - Geographical Positioning KW - GIS ER -