The east Bolivian Andes : south of the Rio Grande or Guapay /
By Oscar Schmieder.
-- Berkeley, California : University of California Press, 1926
- p. 85-210, [22] h. de lám., 1 map. pleg. il.
Separata de : University of California Publications in Geography, Vol. 2, n. 5
Andes Bolivianos - Descubrimientos y exploraciones