Silverman,Joseph.H. <br/><br/>
Friendly introduction to number theory.-3rded. 
Joseph.H.Silverman 
 - 3rded. 
 - New Delhi  Pearson Education  2006 
 - vii,434 p. 
<br/><br/><label>Subjects--Index Terms: </label>Number theory 
<br/><br/><label>Universal Decimal Class. No.: </label>511  / SIL