000 00369nam a2200133Ia 4500
003 OSt
008 191201s2015 xx 000 0 und d
100 _aGARG, Santosh Kumar
245 0 _aEnvironmental Engineering (Vol 2) Sewage Disposal and Air Pollution Engineering
260 _aN. Delhi
_bKhanna pub
_c2015
300 _a1069
650 _aB.Tech(CE)
942 _2ddc
_cBK
999 _c6443
_d6443