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041 _aENGLISH
082 _A534 N4
100 _aGhosh M
245 2 _aA text book of Sound
250 _a2nd
260 _c1994
_bS Chand,New Delhi
500 _aSiren
650 _aSound
_bPhysics
942 _cBK
999 _c247766
_d247766