Chungh, Sunil <br/><br/>
Quick maths /  
Sunil Chungh 
 - New Delhi :   Rupa Publications India Pvt. Ltd.,   ©2011. 
 - 156 pages ;   20 cm 
<br/><br/><label>ISBN: </label>9788129118301 
<br/><br/><label>Dewey Class. No.: </label>C 510  / C559q 2011