Columbia subject headings:
Harvard subject headings:
Cerro de Pasco Corporation--History.
Mineral industries--Government ownership--Peru--Cerro de Pasco--History.
Mineral industries--Peru--Cerro de Pasco--History.
Miners--Labor unions--Peru--Cerro de Pasco--History.
Princeton subject headings:
Cerro de Pasco Corporation--Personnel management--History.
Collective bargaining--International business enterprises--Peru--History.
Copper miners--Peru--History.
Industrial relations--Peru--History.