000 00305nam a2200133Ia 4500
008 220201s1999 xx 000 0 eng d
082 _a621.2
_bRAM
100 _aKrishnaswamy,K T
245 0 _aConcrete technology
250 _a3rd
260 _adelhi
_bDhanpat Rai
_c1999
300 _a224
942 _2ddc
999 _c36303
_d36303