-
131
Foreign investment in copper mining case studies of mines in Peru and Papua New Guinea.
Pubblicazione 1975Libro -
132
-
133
-
134
An analysis of and implementation program for the establishment of a Philippine copper smelter [microform]
Pubblicazione 1975Visual Material -
135
Foreign investment in copper mining case studies of mines in Peru and Papua New Guinea.
Pubblicazione 1975Libro -
136
-
137
-
138
-
139
-
140
