Yazar
Alfredo C Gurmendi
2 cilt bulundu.
Cilt sonuçları
The mineral economy of Brazil
Alfredo C Gurmendi · [For sale by USGS Information Services]
Sayfa sayısı yok · 1999
Mines and mineral resources / Mining law / Mineral industries / Government policy
The mineral economy of Brazil
Alfredo C. Gurmendi, Frederico Lopes Meira Barboza, Charles H. Thorman · U.S. G.P.O.
Sayfa sayısı yok · 1999
Mines and mineral resources / Mining law / Mineral industries / Government policy