000 00283nam a2200121Ia 4500
008 220201s2001 xx 000 0 eng d
082 _a530
_bBAJ
100 _aBajaj, N.K.
245 0 _aPhysical of wave and oscillation
260 _aDelhi
_bTMH
_c2001
300 _a432
942 _2ddc
999 _c36124
_d36124