The ARRL operating manual / 
edited by Robert Halprin. 
 - 2nd ed. 
 - Newington, CT :  American Radio Relay League,  c1985. 
 - 191 p. :  ill. 
<br/><br/><label>ISBN: </label>0872590208 :  $7.00 
<br/><br/><label>Subjects--Corporate Names: </label><br/>American Radio Relay League.
<br/><br/><label>Subjects--Topical Terms: </label><br/>Amateur radio stations.<br/>Shortwave radio<br/>Radio operators--United States.
<br/><br/><label>LC Class. No.: </label>TK9956  / .A19 
<br/><br/><label>Dewey Class. No.: </label>621.3841/66�19