000 00295nam a2200121Ia 4500
008 160710s1989 xx 000 0 und d
082 _a628.3 ECK
100 _aECKENFELDER,W.W.
245 _aIndustrial water pollution control
260 _bMcgraw hill
_c1989
300 _a400
942 _2ddc
_cB
999 _c55959
_d55959