Singh, Surender <br/><br/>
General studies  : for Civil service preliminary examinations (GS paper I / Surender Singh 

 - McGraw Hill Education (India) Private Limited, 2017  2017 
 - liii, 1309p.; 26.5cm. 
<br/><br/><label>ISBN: </label>978935263466 
<br/><br/><label>Dewey Class. No.: </label>SIN P