Archenhold W. F <br/><br/>
Cognitive development research in science and mathematics   : proceeding of an international seminar 

 - Leeds  : The University of Leeds,   1982 
 - ix, 484p.  
<br/><br/> 17-21 September 1979<br/> 
<br/><br/><label>ISBN: </label>0-90442-074 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics - Study and teaching <br/>| Science - Study and teaching <br/>| Scientific ideas 
<br/><br/><label>Dewey Class. No.: </label>375.5 AC:2