Nath, D., <br/><br/>
General studies for ACS/ APS :   Preliminary examination /  
Edited by D. Nath .  
 - 1st. 
 - Guwahati:  Assam,  2012. 
 - 1080p. 
<br/><br/><label>Subjects--Index Terms: </label>Knowledge 
<br/><br/><label>Dewey Class. No.: </label>001