000 00498cam a2200193ua 4500
020 _a81-204-0215-4
_c39.00
041 _aeng
_h
082 _a628.3
_bNAR/WA
100 _aNarayanan, Rao .
245 _aWaste water treatment /
_cNarayanan Rao.
_hTextual Documents
260 _aNew Delhi :
_bOxford & IBH Publishing company ,
_c1987.
300 _a345 ; .
365 _a39.00
504 _a
700 1 _aDatta, Amal .
942 _cBK
999 _c2745
_d2745