Birch B J Ed. <br/><br/>
Collected works 

 - London  Academic Press          1977 
 - p.  cm. 
<br/><br/><label>Standard No.: </label>61825 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Number theory<br/>Mathematics
<br/><br/><label>Dewey Class. No.: </label>B13xN07, L7.1-.3