000 00290nam a2200121Ia 4500
008 220201s1971 xx 000 0 eng d
082 _a628.3
_bMOD
100 _aModak, NV
245 0 _aSewage & waste water treatment
260 _bBombay: Somaiya Pub
_c1971
300 _a534
942 _2ddc
999 _c77999
_d77999