New trends in mathematics teaching 

 - London  ; Uncesco  , 1970 
 - 476p.  , V.2 
<br/><br/><label>ISBN: </label> 32 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics
<br/><br/><label>Dewey Class. No.: </label>510  / NEW