000			00381nam a2200133Ia 4500
008			220217s9999||||xx |||||||||||||| ||und||
020			_a0-19-823365-5
082			_a658.45 BUR
100			_aBurrough, Peter, A _93027
245		0	_aPrinciples of geographical information systems
260			_aOxford university press _bNew York _c1998
300			_b395
650			_aMULTIMEDIA
999			_c170720 _d170720