Feldman Leonard Ed. <br/><br/>
Mathematical learning. 

 - New York     Gordon and Breach, Science Publishers    1969 
 - ix,213p.  cm. 
<br/><br/><label>Standard No.: </label>34516 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>T15:3(B), K9