Columbia subject headings:
Harvard subject headings:
Civil rights--Europe
Europe--Ethnic relations--Congresses.
Romanies--Europe--Social conditions--Congresses.
Romanies--Government policy--Europe--Congresses.
Romanies--Legal status, laws, etc.--Europe--Congresses.
Social integration--Europe.
Princeton subject headings:
Civil rights--Europe.
Europe--Ethnic relations--Congresses.
Romanies--Europe--Social conditions--Congresses.
Romanies--Government policy--Europe--Congresses.
Romanies--Legal status, laws, etc.--Europe--Congresses.
Social integration--Europe.