000 00423nam a2200205Ia 4500
008 181031s9999 xx 000 0 und d
082 _a693.5
082 _bCON
100 _aGaylord E.H.
245 _aConcrete Structures Reference Guide
250 _a2nd.
260 _bMcGraw Hill
260 _c1988
300 _a200p.
365 _b0
365 _d0
365 _e0
650 _aBuilding Materials
942 _cBK
999 _c452
_d452