Columbia subject headings:
Harvard subject headings:
Germany--Ethnic relations.
Racism--Germany
Romanies--Ethnic identity.
Romanies--Germany--Social conditions.
Romanies--Migrations.
Romanies--Social conditions.
Princeton subject headings:
Persecution--Europe--History.
Romani Genocide, 1939-1945.
Romanies--Europe--History.
Romanies--Europe--Social conditions--20th century.
Romanies--Europe--Social conditions--21st century.
Romanies--Germany--History.
Romanies--Hungary--History.