HELSON,H <br/><br/>
HARMONIC ANALYSIS 

 - 2 
 - NEW DELHI  Hindustan Book Agency  1995 
 - vii+225p.,21X13Cms 
<br/><br/><label>ISBN: </label>8185931062 
<br/><br/><label>Dewey Class. No.: </label>515.355 H484