Ogata, Katsuhiko <br/><br/>
Modern control engineering 

 - 4 
 - Delhi  Pearson Education  2002 
 - xi, 964p.  
<br/><br/> Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>81-7808-579-8 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Control system -- (Modern)<br/>Pid controls<br/>Root-Locus analysis -- Control system design