Columbia subject headings:
Minorities--Legal status, laws, etc.--Croatia.
Minorities--Legal status, laws, etc.--Estonia.
Minorities--Legal status, laws, etc.--Slovakia.
Harvard subject headings:
Minorities--Croatia--Congresses.
Minorities--Estonia--Congresses.
Minorities--Legal status, laws, etc.--Croatia--Congresses.
Minorities--Legal status, laws, etc.--Croatia.
Minorities--Legal status, laws, etc.--Estonia--Congresses.
Minorities--Legal status, laws, etc.--Estonia.
Minorities--Legal status, laws, etc.--Slovakia--Congresses.
Minorities--Legal status, laws, etc.--Slovakia.
Minorities--Slovakia--Congresses.
Princeton subject headings: