000 00275nam a2200121Ia 4500
008 250224s9999 xx 000 0 und d
020 _a858965992
082 _a624.184WAR
100 _aWarner R F
245 0 _aPrestressed concrete
260 _bPitman
_c1979
942 _cBK
999 _c444102
_d444102