Garg, Dhurendra Kumar <br/><br/>
Gupta lekhan :  ek parichaya / 
Dhurendra Kumar Garg and Pramod Kumar Saxena 
 - Delhi :  Aviram prakashan ,  2000 . 
<br/><br/><br/>In hindi 
<br/><br/><label>ISBN: </label>8175660112 
<br/><br/><label>Subjects--Index Terms: </label>Mathematics number theory