New trends in mathematics teaching v.2, 1970 = Trendances nouvelles de l'enseignement des mathematiques. 

 - Paris   Unesco  1970 
 - 476p  27cm 
<br/><br/><label>Subjects--Uniform Titles: </label><br/> Mathematics <br/>Study And Teaching Mathematics<br/>Study And Teaching
<br/><br/><label>Dewey Class. No.: </label>510.7 U56n