000 00420nam a2200157Ia 4500
008 131111s9999 xx 000 0 und d
020 _a0-471-12444-3
100 _aDroste,Ronald L
245 _aTheory and practice of water and wastewater treatment
260 _aNew York
260 _bJohn Wiley & Sons
260 _c1997
300 _a800p.
650 _aWater-purification
_aSewage-purification
763 _a27446
999 _c34492
_d34492