000 00472pam a2200181a 44500
008 160408b1971 xxu||||| |||| 00| 0 eng d
082 _a628.3
_bB639s2
100 _aBolton, R. L.
245 1 _aSEWAGE TREATMENT
_cBASIC PRINCIPLES AND TRENDS
250 _a2nd
260 _aLondon
_bButterworths
_c1971
300 _a256
500 _aSugg. For Fur. Read. : P. 229-231
650 _aSewage Disposal
700 _aKlein, L.
964 _gCIRC
997 _aA23290 C
999 _c264576
_d264576