Columbia subject headings:
Cultural pluralism--Europe--Congresses.
Ethnicity--Europe--Congresses.
Group identity--Europe--Congresses.
Minorities--Europe--Congresses.
Social ethics--Congresses.
Harvard subject headings:
Ethnicity--Congresses
Minorities--Congresses.
Social ethics--Congresses.
Princeton subject headings:
Group identity--Congresses.
Minorities--Congresses.
Social ethics--Congresses.