Hurens Patrick & International Copper Study Group. Sustainable development of the copper sector, a global view.
Citazione stile Chigago Style (17a edizione)Hurens Patrick e International Copper Study Group. Sustainable Development of the Copper Sector, a Global View.
Citatione MLA (9a ed.)Hurens Patrick e International Copper Study Group. Sustainable Development of the Copper Sector, a Global View.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.