000 00313nam a2200109Ia 45e0
008 181001s1979 xx 000 0 und d
100 _aSteel
245 0 _aWater supply and sewarecy
260 _bMcGraw Hill com.
_c1979
300 _a665
942 _2ddc
_cBK
999 _c3529
_d3529