Davis, Harry F., <br/><br/>
Fourier series and orthogonal functions 

 - New York:  Dover Publication,  1963. 
 - xii, 403 p.:  ill.;  23 cm. 
<br/><br/> Includes bibliographies and index.  
<br/><br/><label>ISBN: </label>9780486659732 
<br/><br/><label>Dewey Class. No.: </label>530.15 DAV