Martin, H. R. <br/><br/>
Introduction to Feedback Systems 
/ by H. R. Martin 
 - London;  McGraw-Hall:  1968. 
 - x, 329p. 
<br/><br/><label>ISBN: </label>94085 
<br/><br/><label>Dewey Class. No.: </label>621.8  / MAR/I