000 00308nam a2200121Ia 4500
008 190711s9999 xx 000 0 und d
082 _a628.2 K944
100 _aKSHIRSAGAR.S.R
245 0 _aSEWERAGE AND SEWAGE TREATMENT
260 _aROORKEE
_bRoorkee Pub. House
_c1968
300 _a22X15
942 _cBK
_2DDC
999 _c17533
_d17533