00601nam a2200169Ia 4500001000500000005001700005008004100022020001500063082001600078100002700094245007500121260005100196300003300247650004200280999001500322952009400337448220261006003802.0120911s9999    xx            000 0 und d  a0132947862  a910.285 CLA  aClarke, Keith C.95585  aGetting started with geographic information systems / Keith C. Clarke.  aUpper Saddle River, NJ : Prentice Hall, c1997.  axiii, 353 p. : ill. ; 24 cm.  aGeographic information systems.94775  c4482d4482  00104070aNUbNUd2012-09-11l0o910.285 CLAp5349r2012-09-11 00:00:00w2012-09-11yOS