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. ;  24 cm. 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>0130306606 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Feedback control systems<br/>Control theory