Magic of Numbers 
Magic of Numbers 
 -  "xii, 290 p.: ill. ;21 cm.; pbk. " 
 - Chennai  MJP Publishers  2012 
<br/><br/><label>ISBN: </label>9788180941504 
<br/><br/><label>Dewey Class. No.: </label>510.1 ATH   / 22.510.1 ATH