000			00351nam a2200145Ia 4500
008			130629s9999 xx 000 0 und d
082			_a000 SUB-T
100			_aSubramanyam,N;Lal,Brij
245			_aTextbook Of Sound
260			_bVikas Publishing House _c1975 _aDelhi
300			_a239
650			_aGeneralities
650			_aPhysics
942			_cBK
999			_c17844 _d17844