000 00235nam a2200109Ia 4500
082 _a624.183 RAJ
100 _aRAJU, N. KRISHNA
245 _aPRESTRESSED CONCRETE
260 _bTATA MCGRAW HILL
_c1983
300 _a517
942 _2ddc
_cB
999 _c45304
_d45304