Social and economic impact study, Porgera Gold Mine.

I tiakina i:
Ngā taipitopito rārangi puna kōrero
Ngā kaituhi rangatōpū: Papua New Guinea. Department of Minerals and Energy, Placer (PNG) Pty Ltd
Hōputu: Pukapuka
Reo:Ingarihi
I whakaputaina: South Melbourne : Pacific Agribusiness, 1987.
Ngā marau:
Mineral industries.
Mines and mineral resources.
Mining engineering.
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