Brown, Arlen and Pearcy, Carl <br/><br/>
Introduction to operator theory   

 - New York  Springer-Verlag  1977 
 - xiv, 474p. 
 - Graduate texts in Mathematics   v. 55 .
<br/><br/>  
<br/><br/><label>Dewey Class. No.: </label>515.72  / B877.IO