000 | 00321nam a2200121 a 4500 | ||
---|---|---|---|
005 | 20220228110719.0 | ||
035 | _aF8901000715646 | ||
084 | _aPCA ST 66 1968 | ||
245 | _aDesign of deep girders / Portland Cement Association. | ||
260 | _aChicago, Illinois : PCA | ||
300 | _a10 p. | ||
690 | _aVigas Profundas - DiseƱo. | ||
999 |
_c62546 _d62546 |