DRDO   Senior technical assistant recruitment examination:mechanical engineering 

 - Roorkee  C L Media  2013 
 - Various pagination 
<br/><br/><label>ISBN: </label>9788183558990 
<br/><br/><label>Subjects--Index Terms: </label>Defence Research Development organization - DRDO DRDO - Senior technical assistant - mechanical engineering 
<br/><br/><label>Universal Decimal Class. No.: </label>(079):621  / DRO"2013"  R