000 | 00448nam a2200145Ia 4500 | ||
---|---|---|---|
008 | 180710s9999 xx 000 0 und d | ||
020 | _a257238 | ||
082 |
_a628.162 _bDEN |
||
100 | _aDentel, Steven K. | ||
245 | _aGuidance manual for polymer selection in wastewater treatment plants: Project 91 | ||
260 |
_aAlexandria _bWater Environment Research Foundation _c1993 |
||
300 | _avaried pagings. | ||
650 | _aWater-purification | ||
942 | _cS | ||
999 |
_c65433 _d65433 |