000 00350nam a2200121Ia 4500
008 190711s9999 xx 000 0 und d
082 _a624.1831 I39
100 _aINDIAN STANDARDS INSTITUTION
245 0 _aDESIGN AIDS FOR REINFORCED CONCRETE TO IS: 456-1978 (SP : 16-1980)
260 _aNEW DELHI
_bI.S.I
_c1980
300 _a28X21
942 _cBK
_2DDC
999 _c18900
_d18900