000 | 00357nam a22001337a 4500 | ||
---|---|---|---|
999 |
_c63115 _d63115 |
||
005 | 20201117112023.0 | ||
008 | 201117b ||||| |||| 00| 0 eng d | ||
082 | _a625.78 P69C | ||
100 | _aPortland Cement Association | ||
245 | _aConcrete Culverts and Conduits | ||
260 |
_aillinois _bPortland Cement Association _c1978 |
||
300 | _ap.53 | ||
942 | _cDBK |