000 00262nam a2200109Ia 4500
008 240109s2010 xx 000 0 und d
041 _aeng
082 _a620
100 _aM.J.Hammer
245 _aWater & Wostewater Technology
260 _aNew Delhi
_bPHI
_c2010
999 _c1014649
_d1014649