Columbia subject headings:
Harvard subject headings:
Germany (East)--Biography.
Germany (East)--Emigration and immigration.
Political refugees--Germany (East)--Biography.
Political refugees--Germany (West)--Biography.
Princeton subject headings:
Germany (East)--Biography.
Germany (East)--Emigration and immigration.
Political refugees--Germany (East)--Biography.
Political refugees--Germany (West)--Biography.