000 00301nam a2200109Ia 4500
008 220201s2000 xx 000 0 eng d
100 _aB.I.S
245 0 _aIS456:2000(Plain and Reinforced concrete-code pratice)
260 _bBurear of Indain standard mark bhawan
_c2000
300 _a100
942 _2ddc
999 _c87077
_d87077