000 00224nam a2200073 4500
080 _a
_b
245 _aSP: 23 (S & T) - 1982; Handbook on Concrete Mixes (Based on Indian Standards)
700 _aIndian Standards Institution
260 _aNew Delhi
_bBIS,
_c1983
300 _a144p
999 _c30060
_d30060