00342nam a2200145Ia 4500008004100000020000700041040003000048082001600078100002000094245002400114260002200138300001100160650001200171700001300183190302s9999||||xx |||||||||||||| ||und||  c45  aKharagpur College Library  a534bSU16/S  aN. Subrahmanyam 2aA textbook of Sound  bVaniaDehlic1985  a268 p.  aPhysics  aBrij Lal