000 00344nam a2200121Ia 4500
008 250409s9999 xx 000 0 und d
020 _a81-900893-2-4
082 _a628.1
_bMOD
100 _aModi, P.N.
245 0 _aSewage treatment and disposal & waste water engineering vol- 2
260 _aVidhyanagar
_bStd.Book House
_c2011
365 _a430
999 _c259337
_d259337