00802nam0-22002891i-450-99000685007040332120001010000685007FED01000685007(Aleph)000685007FED0100068500720001010d--------km-y0itay50------baitay-------001yyExploring geographic information systemsNicholas Chrisman.New YorkJ. Wiley and Sonsc 1997.XVI, 304 p.23 cm025.0691Chrisman,Nicholas253198ITUNINARICAUNIMARCBK990006850070403321VII A 56130278FSPBCFSPBCExploring geographic information systems627192UNINAGEN01