Biju Borah <br/><br/>
Mathematics made easy/ 

 - New Delhi  APH publishing corporation  2013 
 - 512 p.,  23 c.m. 
<br/><br/><label>ISBN: </label>9.7893313221e+012 
<br/><br/><label>Dewey Class. No.: </label>590  / BIM 2013