Kumar, Ashok  <br/><br/>
Open secret for cracking the civil services examination  
Ashok Kumar 
 - 2nd ed. 
 - New Delhi  G. K. Publications (P) Ltd.  2020 
 - xv, 240p. 
<br/><br/><label>ISBN: </label>9789389718027 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Civil services--Planning and preparation
<br/><br/><label>Dewey Class. No.: </label>351.076 K9601c2