000 00381nam a2200133Ia 4500
008 150601s9999 xx 000 0 und d
100 _aGarg Santhosh Kumar
245 _aEnvironmental Engineering - Vol-2: Sewage Disposal and Air Pollution Engineering
250 _a25
260 _b"Khanna Publishers, New Delhi"
260 _c2013
300 _a1051
700 _aGarg Rajeshwari
999 _c58088
_d58088