Mueller Francis J <br/><br/>
Arithmetic: Its structure and concepts 

 - 2 
 -  1964 
 - p.  cm. 
<br/><br/><label>Standard No.: </label>63805 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Arithmetic
<br/><br/><label>Dewey Class. No.: </label>B1, K4