Union catalogue of periodicals in the DRDO libraries 1993 

 - Delhi  Defence Scientific information Documentation Centre       1993 
 - 2 V 
<br/><br/><label>Standard No.: </label>2383 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>a46,212DRDO, N3.1