00349nam a2200157Ia 4500008004100000020000900041035001000050082001900060100002000079245002500099250000800124260003700132300000800169500000800177650000600185210723s9999||||xx |||||||||||||| ||und||  aNULL  a24423  a534BSHA / SAX  aSharma / Saxena 2aA Text Book Of Sound  a2nd  aDelhibS. Chand and Company Ltd.  a303  a564  a-