Radetzki, Marian
Financing mining projects in developing countries a United Nations study Radetzki, Marian - London Mining Journal Books Limited 1979 - x, 189 p. 23 cm.
0900117176
proyecto
desarrollo mina
mina
622.003
Financing mining projects in developing countries a United Nations study Radetzki, Marian - London Mining Journal Books Limited 1979 - x, 189 p. 23 cm.
0900117176
proyecto
desarrollo mina
mina
622.003