Billingsley, J. <br/><br/>
Controlling with computers :  control theory and practical digital systems / 
John Billingsley 
 - London :  McGraw-Hill,  1989 
 - x, 296 p. :  ill. ;  25 cm. 
<br/><br/><label>ISBN: </label>0070841934  RM63.24 
<br/><br/><label>LCCN: </label>88-13410 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Automatic control<br/>Control theory<br/>Digital control systems