Popularization of mathematics   
ed. by A.G. Howson, J.P. Kahane 
 - Cambridge  Cambridge Univ.Press  1990 
 - 209p. 
 - ICMI Study Series .
<br/><br/><label>ISBN: </label>0521403197 
<br/><br/><label>Dewey Class. No.: </label>510  / N905