Burton, David M. <br/><br/>
Elementary number theory 

 - 2nd Edition 
 - New Delhi  Universal Book Stall  1990 
 - xvii,450p. 
<br/><br/><label>ISBN: </label> RS 250.00 
<br/><br/><label>Source: </label> RS 250.00 
<br/><br/><label>Dewey Class. No.: </label>512.7 BUR