Riesz, Frigyes <br/><br/>
Functional analysis 

 - New York  Dover  1990 
 - xii, 503p.  
<br/><br/> Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>486662896 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Functional analysis -- Mathematics