Churchill, Ruel Vance, <br/><br/>
Fourier series and boundary value problems / 
Ruel V. Churchill, James Ward Brown. 
 - 4th ed. 
 - New York :  McGraw-Hill,  c1987. 
 - x, 292 p. ;  25 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0070108811  
<br/><br/><label>Subjects--Index Terms: </label>Fourier series  Functions, Orthogonal  Boundary value problems 
<br/><br/><label>Dewey Class. No.: </label>515/.2433  / CHU