000 00266nam a2200121Ia 4500
008 180721s9999 xx 000 0 und d
100 _a"Sharma, B.K. & Kaur, H."
245 0 _aAir pollution
260 _bGoel
260 _c1996
365 _b100.00
942 _cBK
999 _c139192
_d139192