Studies in mathematics education, volume 6 :  out of school mathematics education / 
edited by Robert Morris. 
 - Paris :  Unesco,  c1987. 
 - 135 p. :  ill. 
 - Teaching of basic sciences.  mathematics .
<br/><br/>Includes bibliographic references. 
<br/><br/><label>ISBN: </label>9231025260 
<br/><br/><label>LCCN: </label>93023044     
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics--Study and teaching (Secondary).