Hurens Patrick & International Copper Study Group. Sustainable development of the copper sector, a global view.
Chicago-čujuhus (17. p.)Hurens Patrick juo International Copper Study Group. Sustainable Development of the Copper Sector, a Global View.
MLA-čujuhus (9. p.)Hurens Patrick juo International Copper Study Group. Sustainable Development of the Copper Sector, a Global View.
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