000 00257nam a2200109Ia 4500
008 220201s1993 xx 000 0 eng d
100 _aRAJU KRISHNA N
245 0 _aDESING OF CONCRETE MIXES
260 _aDELHI
_bCBS PUB
_c1993
300 _a224
942 _2ddc
999 _c91682
_d91682