SUDAM, 5.o aniversário
Subtitle: exposição fotográfica
By: Ministério do Interior, Superintendência do Desenvolvimento da Amazônia-SUDAM.
Publisher: Assessoria de Programação e Coordenação, Divisão de Documentação
Published: 1971
Place of publication: Belém
Language: por
Number of pages: 84
Subjects: Amazon River Valley -- Economic conditions.