Wright, Harry N. <br/><br/>
First course in theory of numbers / 
Harry N. Wright 
 - New York :  John Wiley,  1962 
 - vii, 108 p. :  ill. ;  22 cm. 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label> USD 3.50 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Number theory
<br/><br/><label>Dewey Class. No.: </label>512.81