M,Gopal <br/><br/>
Modern control system theory 

 - 2nd ed. 
 - New Delhi  Wiley Eastern  1993 
 - xx,688 p.  Includes appendix and index 
<br/><br/><label>ISBN: </label>81-224-0503-7 
<br/><br/><label>Dewey Class. No.: </label>D6,77 M4G,N3;1