Dorf, Richard C. <br/><br/>
Modern control systems/ 

 - 8th ed. 
 - Menlo Park  Addison-Wesley Longman  1998 
 - xxiv, 855p. :  ill. ; 
<br/><br/>Includes index 
<br/><br/><label>ISBN: </label>0201326779 
<br/><br/><label>LC Class. No.: </label>TJ213  / .D67 1998