Singh, Surender <br/><br/>
General studies for civil services preliminary examination 2022 : GS Paper-1/ 
by Surender Singh and Virinder Parmar  
 - Chennai:  McGraw Hill Education,  2021. 
 - xix, varies.;  26cm 
<br/><br/><label>ISBN: </label>9789354601477 
<br/><br/><label>Subjects--Topical Terms: </label><br/>General studies-Competitive exams
<br/><br/><label>Dewey Class. No.: </label>001   / SIN-GE