Columbia subject headings:
Harvard subject headings:
Asylum, Right of--Germany--History.
Germany--Emigration and immigration--Government policy--History.
Refugees--Germany--History.
Refugees--Government policy--Germany--History.
Social integration--Germany--History.
Princeton subject headings:
Asylum, Right of--Germany--History.
Germany--Emigration and immigration--Government policy--History.
Refugees--Germany--History.
Refugees--Government policy--Germany--History.
Social integration--Germany--History.