000 00362nam a22001337a 4500
020 _cRs.15.00
082 0 _a531.32
100 1 _aSaihgal, R. L.
245 1 0 _aOscillations and waves acoustics and optics
_cR. L. Saihgal
260 _aNew Delhi :
_bS. Chand & Company,
_c1975.
300 _a413p. ;
_c22 cm.
653 _aWave motion
653 _aDoppler's effect
999 _c387047
_d386983