Columbia subject headings:
City and town life--Amazon River Region.
City and town life--Brazil--Pará (State)
Quality of life--Amazon River Region.
Quality of life--Brazil--Pará (State)
Harvard subject headings:
Marapanim (Brazil)--Economic conditions.
Marapanim (Brazil)--Social conditions.
Quality of life--Brazil--Pará (State)--Case studies.
Quality of life--Brazil--Pará (State)--Statistics.
Vila dos Cabanos (Brazil)--Economic conditions.
Vila dos Cabanos (Brazil)--Social conditions.
Princeton subject headings: