Columbia subject headings:
Harvard subject headings:
Government, Resistance to--Germany--Rostock--History--20th century.
Political persecution--Germany--Rostock--History--20th century.
Rostock (Germany)--History--20th century.
Princeton subject headings:
Government, Resistance to--Germany--Rostock--History--20th century.
Political persecution--Germany--Rostock--History--20th century.
Rostock (Germany)--History--20th century.