Columbia subject headings:
Foreign workers--Germany--History.
Islam and state--Germany--History.
Islam--Germany--History.
Muslims--Germany--History.
Muslims--Government policy--Germany.
Muslims--Legal status, laws, etc.--Germany.
Harvard subject headings:
Foreign workers--Germany--History.
Islam and state--Germany--History.
Islam--Germany--History.
Muslims--Germany--History.
Muslims--Government policy--Germany.
Muslims--Legal status, laws, etc.--Germany.
Princeton subject headings:
Foreign workers--Germany--History.
Islam and state--Germany--History.
Islam--Germany--History.
Muslims--Germany--History.
Muslims--Government policy--Germany.
Muslims--Legal status, laws, etc.--Germany.