Rudin, Walter,  1921-. <br/><br/>
Real and complex analysis / 
Walter Rudin. 
 - 2nd ed. 
 - New York :  McGraw-Hill,  1974. 
 - 452 p. ;  23 cm. 
<br/><br/>p.440-442. 
<br/><br/><label>ISBN: </label>0070542333 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematical analysis.