O Vale Amazônico no futuro do mundo
Subtitle: [tudo sobre Amazonia]
By: Antônio Espírito Santo.
Edition: 3. ed. atualizada.
Publisher: [s.n.]
Published: 1974
Place of publication: São Paulo
Language: por
Number of pages: 286
Subjects: Natural resources -- Amazon River Valley; Amazon River Valley -- Economic conditions; Amazon River Valley -- Description and travel