Dorf, Richard C. <br/><br/>
Modern control systems / 
Richard C. Dorf, Robert H. Bishop. 
 - 9th ed. 
 - Upper Saddle River, NJ :  Prentice Hall,  2001. 
 - xxiii, 831 p. :  ill. ;  25 cm. 
<br/><br/>Includes bibliographical references (p. 813-823) and index. 
<br/><br/><label>ISBN: </label>0130306606  RM430.14 
<br/><br/><label>LCCN: </label>00-039967 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Feedback control systems.<br/>Control theory.