Shakuntala Devi <br/><br/>
Book of numbers:  everything you always wanted to know about numbers but was difficult to understand / 
by Shakuntala Devi 
 - Delhi :  Orient Paperbacks,  2014. Delhi :  Orient Paperbacks,  2013. Delhi :  Orient Paperbacks,  2012. 
<br/><br/><label>ISBN: </label>9788122200065 
<br/><br/><label>Subjects--Index Terms: </label>Algebra Mathematics