Pettofrezo, Anthony J. <br/><br/>
Elements of number theory   

 - New Jersey :   Prentice Hall,   1970. 
 - XXI, 452 ;  
<br/><br/><label>ISBN: </label>0 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematical Sciences
<br/><br/><label>Dewey Class. No.: </label>512.7  / PET