Gopal, M. <br/><br/>
Digital control engineering / 
[by] M.Gopal 
 - New Delhi  Wiley Eastern  1988 
 - xii, 535 p. 
<br/><br/> Includes references and index 
<br/><br/><label>ISBN: </label>0852263082 
<br/><br/><label>Dewey Class. No.: </label>621.391  / GOP