000 00298nam a2200121Ia 4500
008 230222s9999 xx 000 0 und d
082 _a534.1
100 _aSubrahmanyam N
245 2 _aA Textbook Of Sound
250 _a2
260 _bVikas Publishing House Pvt Ltd, New Delhi
_c2011
942 _cBK
999 _c23829
_d23829