FEHR HOWARD F. <br/><br/>
Mathematics today   Aguide for teachers    

 -  1964 
 - Its New Thinkers In School Science .
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics
<br/><br/><label>Dewey Class. No.: </label>B, K4