DRDO CEPTAM - Technician A Tier I & II Electrician / 
GKP 
 - 1st edition 
 -  GKP/CLE ,  2022 
 - 660 pages 
<br/><br/><label>ISBN: </label>9789395101332 
<br/><br/><label>Dewey Class. No.: </label>355.0076  / GKP