Columbia subject headings:
Community development--Peru--Cordillera Central Region.
Cordillera Central Region (Peru)--Economic conditions.
Mineral industries--Peru--Cordillera Central Region.
Peasants--Peru--Cordillera Central Region.
Social classes--Peru--Cordillera Central Region.
Harvard subject headings:
Community development--Peru--Cordillera Central Region.
Cordillera Central Region (Peru)--Economic conditions.
Mineral industries--Peru--Cordillera Central Region.
Peasants--Peru--Cordillera Central Region.
Social classes--Peru--Cordillera Central Region.
Princeton subject headings:
Community development--Peru--Cordillera Central Region.
Cordillera Central Region (Peru)--Economic conditions.
Mineral industries--Peru--Cordillera Central Region.
Peasants--Peru--Cordillera Central Region.
Social classes--Peru--Cordillera Central Region.