000 00285nam a2200121Ia 4500
008 160710s1979 xx 000 0 und d
082 _a625.3 SUN
100 _aSUNDERSTROM,D.W. .
245 _aWASTEWATER TREATMENT
260 _bPRENTICE HALL
_c1979
300 _a444
942 _2ddc
_cB
999 _c42856
_d42856