Columbia subject headings:
Harvard subject headings:
Erlangen (Germany)--History--21st century.
Refugees--Services for--Germany--Erlangen--History--21st century.
Princeton subject headings:
Erlangen (Germany)--History--21st century.
Erlangen (Germany)--Social conditions--History--21st century.
Refugees--Services for--Germany--Erlangen--History--21st century.
Social surveys.