000 00280nam a2200121Ia 4500
008 191031s9999 xx 000 0 und d
100 _aMetcale and Eddy
245 0 _aWastewater Engineering Ed.2
260 _bTata McGraw-Hill
260 _c1992
365 _b180
942 _cBK
999 _c218243
_d218243