Columbia subject headings:
Romanies--Spain--Barcelona.
Romanies--Spain--Madrid.
Harvard subject headings:
Acculturation--Spain--Barcelona.
Acculturation--Spain--Madrid.
Romanies--Ethnic identity.
Romanies--Spain--Barcelona.
Romanies--Spain--Madrid.
Princeton subject headings:
Barcelona (Spain)--Ethnic relations.
Madrid (Spain)--Ethnic relations.
Romanies--Spain--Barcelona.
Romanies--Spain--Madrid.