00257nam a2200097Ia 4500008004100000041000800041100003500049245002500084260003100109999001900140230508s2005    xx            000 0 und d  aeng  aS. R. RAMAMRUTHAM,R. NARAYANAN  aTHEROY OF STRUCTURES  bDHANPAT-RAI AND SONSc2005  c713908d713908