Murphy, Gordon John. <br/><br/>
Basic automatic control theory / 
by Gordon J. Murphy. 
 - 2nd ed. 
 - Princeton, N.J. :  Van Nostrand,  1966. 
 - xiii, 832 p.:  ill. ;  24 cm. 
<br/><br/>Includes bibliographies. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Automatic control.<br/>Servomechanisms.<br/>Electronic control.