Conditions of work and related legal protection in mines other than coal mines report II
Tripartite Technical Meeting for Mines other Than Coal Mines (5th 1990 Geneva, Switzerland) International Labour Organisation Sectoral Activities Programme; International Labour Office
Geneva International Labour Office 1990
Localização: EPBC - Esc. Politécnica-Bib Central (622.8 C753 f )(Acessar)