Squire, Em <br/><br/>
Radio receiver circuits handbook / 
by  Em Squire 
 - 4th ed. 
 - London :  Sir Isaac Pitman & Sons,   1956. 
<br/><br/><label>Subjects--Index Terms: </label>Engineering Electrical Engineering 
<br/><br/><label>Dewey Class. No.: </label>621.38412