000 00406nam a22001337a 4500
008 160428b xsy||||| |||| 00| 0 eng d
082 _a693.5
100 1 _aShacklock, B W.
_951761
245 1 0 _aConcrete constituents and mix proportions/
_cB W Shacklock.
260 _a London :
_bCement and Concrete Association,
_c1974AD.
300 _a102p:
_bill;
_c30cm
650 _aConcrete.
_951762
942 _2ddc
_cBK
999 _c305909
_d305909