000 00432pam a2200133a 44500
008 140414b1979 xxu||||| |||| 00| 0 eng d
100 _aGARG , SK
245 _aSEWAGE DISPOSAL AND AIR POLLUTION ENGINEERING
_bENVIRONMENTAL ENGINEERING VOL-2
_c
260 _aDelhi
_bKHANNA PUBLISHERS
_c1979
650 _a SEWAGE DISPOSAL AND AIR POLLUTION ENGINEERING
650 _aCIVIL ENGINEERING
690 _aCIVIL ENGINEERING
906 _a57810
999 _c52275
_d52275