Uspensky, James Victor  1883 <br/><br/>
Elementary Number Theory 

 - New York :   McGraw-Hill,   1939. 
 - x, 484 p. ;   21 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>NUMEROS, TEORIA DE LOS
<br/><br/><label>Universal Decimal Class. No.: </label>511