000 00307nam a2200121Ia 4500
008 220201s1958 xx 000 0 eng d
082 _a624.183
100 _aCement & Concrete Association
245 3 _aAn introduction to concrete
260 _bCement & concrete asso.
_c1958
300 _a25
942 _2ddc
999 _c76913
_d76913