000 00234 a2200097 4500
001 39850
100 _aSubrahmanyam N
245 _aWaves and Oscillation
260 _aNew Delhi
_bVikas Publishing House
_c1989
090 _c24852
_d24852
942 _aNUST-CAE
_cM
_c16505
999 _c274923
_d274923