Por tierras ignotas
Subtitle: viajes y observaciones en la región del Río de las Balsas.
Series: Instituto Panamericano de Geografía e Historia. Publicación -- núm. 77, 83.; Publicación (Pan American Institute of Geography and History) -- no. 77, 88.
Publisher: Editorial Cultura
Published: 1945
Place of publication: México
Language: spa
Subjects: Indians of Mexico -- Mexico -- Guerrero (State); Balsas River Valley (Mexico); Guerrero (Mexico : State) -- Description and travel
Notes: Includes bibliographical references.