Educational materials linking technology teaching with education :  Technology in life / 
by the science and mathematics education centre, curtin university of technology, perth, Australia. 
 - Paris :  UNESCO,  1988. 
 - s.n. ;  il. 
 - Science and technology education document series ;  31 .
<br/><br/><label>No. de Clasificación Universal Decimal: </label>371: 371.66 =20 EDU No. 31