General Studies for Civil Services preliminary examinations :   GS Paper I /  
Co-ordinated by Surender Singh and Virinder Parmar 
 - Chennai :   McGraw Hill Education ,   2021 .  
 - xxix, K40 p.;   26 cm.  
<br/><br/><label>ISBN: </label>9789390219063 
<br/><br/><label>Subjects--Topical Terms: </label><br/>General Studies- Civil Services
<br/><br/><label>Dewey Class. No.: </label>R/Z 001.076  / GEN