Sheelwant Singh <br/><br/>
Social sciences for civil services exam.and various state exam. 

 - Chennai  Mcgraw Hill Education Pub.  2018 
 - 744p. 
<br/><br/><label>ISBN: </label>9789387572898 
<br/><br/><label>Dewey Class. No.: </label>300  Sh358S