000			00350nam a2200145Ia 4500
005			20260205095854.0
008			260111s9999||||xx |||||||||||||| ||und||
082			_a614.71 K528E
100			_aS.M Khopkar
245		0	_aEnvironmental pollution analysis
260			_aDelhi _bNew Age _c1995
300			_a190p,
690			_aPollution
942			_cBK
999			_c221719 _d221719