Wain G T Ed. <br/><br/>
Mathematical education 

 - New York   Van Nostrand R.      1978 
 - 205p. ill.  cm 
<br/><br/><label>ISBN: </label>000000 (hbk) 
<br/><br/><label>Standard No.: </label>198773 
<br/><br/><label>Source: </label> Textual