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Sistema integrado de transito para mercaderias bolivianas transbordadas a través del puerto de Arica
(1979)
Bolivia : problems of a pre- and post-revolutionary export economy
Gomez, Walter, (1976)
Mining in the economic development of Bolivia, 1900-1970
Gómez-D'Angelo, Walter, (1973)
Paraguay
(1968)
Perú
México