000 00259nam a2200097Ia 4500
999 _c19005
_d19005
100 _aBureau of Indian Sstandards
245 _aDesign Aids for Reinforced Concrete to I.S. 456 1978
260 _c1988
_bB. I. S
_aNew Delhi
300 _axix+232
942 _cREF