000 00313pam a2200133 a 4500
020 _c
041 _h
100 _aTata.Mcgraw Hill,
_eAuthor.
245 _aIntroduction to Geographic Information Syatems
_hTextual Documents
250 _aFourth.
260 _a[s.l]:
_b[s.n].
300 _a450.
930 _a2323
999 _c248174
_d248174