000			00289nam a2200121Ia 4500
008			190216s9999||||xx |||||||||||||| ||und||
100			_aSharma V K &kaur B H
245		0	_aAir Pollution
260			_bKrishna Prakasan Mandir _c1993
300			_a324p
650			_aChemistry
942			_cBK
999			_c2766 _d2766