http://www.qualificalia.com/terms/ciuo/en/ International Standard ISCO OIT OIT 2017-05-12 en 2017-05-14 14:03:23 2017-05-14 17:10:33 Labourers in Mining, Construction, Manufacturing and Transport 2017-05-14 14:03:23 2017-05-14 17:10:33http://www.qualificalia.com/terms/ciuo/en/?tema=9http://www.qualificalia.com/terms/ciuo/en/?tema=173http://www.qualificalia.com/terms/ciuo/en/?tema=174http://www.qualificalia.com/terms/ciuo/en/?tema=175