General studies for civil services preliminary examination :  GS Paper I / 
Coordinated by Surender Singh and Virinder Parmar 
 - Chennai :  McGraw Hill Education (India) Private Limited,  2020. 
 - 1000 app. 
<br/><br/><label>ISBN: </label>9789353167851 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Civil services--Examinations
<br/><br/><label>Dewey Class. No.: </label>351.076 SIN P