000 00461nam a2200181Ia 4500
008 150723s9999 xx 000 0 und d
020 _a870
082 _a 628.53 GAR-S8
100 _a Garg, Santhosh Kumar
245 _a Sewage disposal and air pollution engineering
250 _a8
260 _b Khanna Book Publishers, New Delhi
260 _c2014
300 _a1060
490 _a Environmental engineering
650 _a Air pollution
942 _cBK
999 _c764
_d764