Kreyszig, Erwin. <br/><br/>
Introductory functional analysis with applications /  
by Erwin Kreyszig. 
 - New York :   Wiley,   c1978.  
 - xiv, 688 p. :   ill. ;   24 cm.  
<br/><br/> Includes index. 
<br/><br/>Bibliography: p. 675-679. 
<br/><br/><label>ISBN: </label>9788126511914 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Functional analysis.
<br/><br/><label>Dewey Class. No.: </label>515.7  / KRE/I