Geology and mineral resources of the Altiplano and Cordillera Occidental, Bolivia / by U.S. Geological Survey and Servicio Geológico de Bolivia ; with a section on Application of economic evaluations to deposit models by Donald I. Bleiwas and Robert G. Christiansen
"Prepared in cooperation with the U.S. Trade and Development Program."Shipping list no.: 92-035-PPhysical description for original version: viii, 365 ...