000 00363nam a2200157Ia 4500
008 230118s9999||||xx |||||||||||||| ||und||
020 _a978-0706998177
082 _a530.4
082 _bSUB/A
100 _an
_bsubrahmanyam
100 _bbrijlal
245 2 _aa textbook of sound
260 _anew delhi
260 _bvikas publishing pvt ltd
260 _c1974
999 _c2022
_d2022