000			00377nam a2200145Ia 4500
003			OSt
008			181001s2010 xx 000 0 und d
082			_a910.285 _bHEY
100			_aHeywood, Ian
245		0	_aIntroduction to geographical Information system
250			_a3rd
260			_bPearson Education, _aNew Delhi: _c©2010
650			_aCivil Engineering
942			_2ddc _cBK
999			_c5694 _d5694