National security in perspective 
by S.T. Das 
 - 1st. 
 - Delhi:  Gian publishing house,987. 
 - viii, 173p:  20cm. 
<br/><br/><label>ISBN: </label>81-212-0102-0 
<br/><br/><label>Subjects--Index Terms: </label>Political science National security in perspective 
<br/><br/><label>Dewey Class. No.: </label>327.116