Sharma, Arun <br/><br/>
Tata McGraw-Hill's basic numeracy for general studies  Civil services preliminary examination Paper II / 

 - New Delhi :  Tata McGraw Hill Education Pvt Ltd ,  2012. 
<br/><br/><label>ISBN: </label>9781259003592 
<br/><br/><label>Subjects--Index Terms: </label>General Studies,civil Services