Shankar IAS Academy <br/><br/>
UPSC GS Prelims 2001 TO 2020 

 - Delhi  Kiran Prakashan.Pvt.Ltd  2020 
 - 621 
<br/><br/><label>ISBN: </label>978-81-947210-9-3 
<br/><br/><label>Dewey Class. No.: </label>001 R20 SHA