Columbia subject headings:
Harvard subject headings:
Andes Region--Economic integration--Congresses.
Andes Region--Relations--Brazil--Congresses.
Brazil--Relations--Andes Region--Congresses.
Comunidad Andina.
South America--Economic integration--Congresses.
Princeton subject headings:
Andes Region--Economic integration--Congresses.
Comunidad Andina.
South America--Economic integration--Congresses.