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020 _a9788189981310 (hbk)
024 _a16,191
037 _b276/13-14, 22/03/2014, N. R. Book Distributors
037 _cTextbook
040 _beng
_aARTS
_cARTS
041 _aeng
082 _aD8665.2, P9
100 _aTiwari B D
245 0 _aSewage pollution and microbiology
260 _aDelhi
_bSwastik Publisher & Distributor India
300 _avii,295p.
_ccm.
650 _aENGINEERING
942 _hD8665.2, P9
_cTB
_2CC
999 _c101749
_d101749