Clark, Robert N. <br/><br/>
Introduction to automatic control systems / 
Robert N. Clark 
 - New York:  Wiley,  [1962] 
 - vi, 467 p. :  ill. ; 23 cm. 
<br/><br/> Includes index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Automatic control.