000			00352nam a2200133Ia 4500
008			220314s9999||||xx |||||||||||||| ||und||
080			_a540.157
100			_aRao, M N; Rao, H V N
245		0	_aAir pollution
260			_bTata McGraw-Hill Publishing Company Ltd., New Delhi _c1989
300			_a339
650			_aEnvironmental chemistry
942			_cBOOK
999			_c8996 _d8996