Ferrer, Daniel C., Sr. <br/><br/>
Radio operators examinations :  national telecommunication commission, vol. 2 / 
Daniel C. Ferrer Sr. 
 - Revised edition 
 - Manila :  National Book Store,  1984. 
 - viii, 613 pages :  17 cm. 
<br/><br/><label>ISBN: </label>9710805088 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Radio control--Examinations, questions, etc.
<br/><br/><label>Dewey Class. No.: </label>621.384196  / F414r