GOPAL, M <br/><br/>
DIGITAL CONTROL AND STATE VARIABLE METHODS  

 - NEW DELHI  TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED  1997 
 - 660 
<br/><br/><label>ISBN: </label>0-07-462134-3 
<br/><br/><label>Dewey Class. No.: </label>629.89 N97 GOP