000 00261nam a2200121Ia 4500
999 _c29203
_d29203
020 _a9780071132411
100 _aRay W Clough
245 _aDynamics of Structures
250 _a2
260 _c1993
_bMcGRAW HILL
_aNew Delhi
300 _axxii+738
942 _cBB