Phillips, Charles L. <br/><br/>
Feedback control systems /  Charles L. Phillips, John M. Parr. 

 - 5th ed. 
 - Boston, Mass. :  Prentice Hall,  2011. 
 - x, 774 p. :  ill. ;  24 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>9780131866140 (hbk.)  RM514.54 0131866141 (hbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Feedback control systems.