Nagrath, I. J. and Gopal, M. <br/><br/>
Control systems engineering / 

 - 2nd ed. 
 -  New Age,  c1996. 
 - 0  ill. ; 
<br/><br/><label>ISBN: </label>NA 
<br/><br/><label>LC Class. No.: </label>4471 
<br/><br/><label>Dewey Class. No.: </label>629.819