00916nam a22002177a 450000500170000000800410001702000180005804000140007604100060009008200160009610000270011224500290013925000160016826000500018430000510023450002900028550400330057565000360060865000350064470000190067920241112101205.0241112b        sa ||||| |||| 00| 0 eng d  a9780766827646  aRDAc3228  2E  a910.285 DAV  aDavis Bruce Ellsworth.  a GIS : a visual approach  a2nd Edition  aAlbany, N.Y.,bDelmar Thomson Learning,c2001  a x, [438 pages] : illustrations, mapsc ;24 cm  aIn this update of the 1996 introduction to the geographic information system, Davis (geography and planning, Eastern Kentucky U.) continues his use of a visual set approach with key concept illustrations and corresponding text to this computer technology and methodology for collecting  aIncludes Glossary and Index.  a Geographic Information Systems  aGeographic information systems  aBruce E. Davis