000 00334nam a2200157Ia 4500
008 190201s9999 xx 000 0 und d
082 _a628
082 _b19 MET
100 _aEddy & Metcalf
245 0 _aWastewater Engineering:
250 _aSecond
260 _aNew Delhi
260 _bTMH
260 _c1979
300 _axviii
999 _c33762
_d33762