000			00337nam a2200157Ia 4500
008			190201s9999 xx 000 0 und d
020			_a8170365937
082			_a363
082			_b735609
100			_a"Mehta, Shekhar"
245		0	_aControlling pollution
260			_aNew Delhi
260			_bS.P.
260			_c1997
300			_a151
999			_c37127 _d37127