Phillips, C L. <br/><br/>
Feedback control systems 
Charles L Phillips, 
 - London  Prentice Hall  1991 
 - 664 p. 
<br/><br/><label>Subjects--Personal Names: </label><br/>Harbor, Royce D.
<br/><br/><label>Dewey Class. No.: </label>629.83 PHI