000 00685nam a2200157Ia 45e0
008 181001s1977 xx 000 0 und d
100 _aHammer Mark J.
245 0 _aWater and waste water Technology
260 _aNewyork
_bJohn Wiley
_c1977
300 _a504
942 _2ddc
_cBK
999 _c3370
_d3370