Posts and Telegraphs Engineering Supervisors and Wireless Operators :   Examinations Questions & Answers 

 - Lahore :  Careers, 
 - 128 p. :  ill.;  19 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Commnications engineering
<br/><br/><label>Dewey Class. No.: </label>621.382  / POS