International Labour Office. (1982). 6th international report on the prevention and suppression of dust in mining, tunnelling and quarrying, 1973-1977. International Labour Office.
Citação norma ChicagoInternational Labour Office. 6th International Report on the Prevention and Suppression of Dust in Mining, Tunnelling and Quarrying, 1973-1977. Geneva: International Labour Office, 1982.
Citação norma MLAInternational Labour Office. 6th International Report on the Prevention and Suppression of Dust in Mining, Tunnelling and Quarrying, 1973-1977. International Labour Office, 1982.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.