Columbia subject headings:
Human rights--South America--Bibliography.
Human rights--South America--Societies, etc.
Human rights--South America--Societies, etc.--Directories.
Harvard subject headings:
Human rights--South America--Societies, etc.--Directories.
Princeton subject headings:
Associations, institutions, etc.--South America--Directories.
Civil rights--South America--Societies etc.--Directories.
Human rights--South America--Bibliography.
Human rights--South America--Societies, etc.--Directories.