000 00295nam a2200121Ia 4500
008 180721s9999 xx 000 0 und d
100 _a"Bhatia, H.S."
245 2 _aA Textbook of Environmental pollution and control
260 _bGalgotia
260 _c1998
365 _b250.00
942 _cBK
999 _c140372
_d140372