000 00322nam a2200133Ia 4500
008 230401s2011 xx 000 0 eng d
082 _a910.285
100 _aHEYWOOD (IAN)
245 3 _aAN INTRODUCTION TO GEOGROPHICAL IFORMANTION SYSTEM
250 _a3
260 _bDELHI TMH
_c2011
300 _a426
942 _2ddc
_cBTECH
999 _c380
_d380