000 00451 a2200169 4500
999 _c37363
_d38910
003 ISURa
008 160328b xxu||||| |||| 00| 0 eng d
020 _a8121902711
041 _aEnglish
082 _a534
_bSAI
100 _aSaihgal, R.L.
_911213
245 _aA text book of sound
_bfor degree classes
260 _c1973
_aNew Delhi
_bS Chand and Company
_g1990
300 _bill.
_c22 cm.
_axi, 283 p.
650 _aPHYSICS
_939324
942 _cLN
_2ddc