Environmental aspects of selected non-ferrous metals (Cu, Ni, Pb, Zn, Au) ore mining : a technical guide /

I tiakina i:
Ngā taipitopito rārangi puna kōrero
Ngā kaituhi rangatōpū: United Nations Environmental Programme Industry and Environment Office, International Labour Organisation
Hōputu: Pukapuka
Reo:Ingarihi
I whakaputaina: Paris : UNEP, c1991.
Rangatū:UNEP technical report series ; no. 05
Ngā marau:
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