Columbia subject headings:
Colditz (Germany)--History--20th century.
Escapes--Germany (East)--History--20th century.
Prisoners of war--Germany (East)--History.
World War, 1939-1945--Prisoners and prisons, German.
Harvard subject headings:
Colditz (Germany (East))--History--20th century.
Escapes--Germany (East)--History--20th century.
Prisoners of war--Germany (East)--History.
World War, 1939-1945--Prisoners and prisons, German.
Princeton subject headings:
Colditz (Germany (East))--History--20th century.
Escapes--Germany (East)--History--20th century.
Prisoners of war--Germany (East)--History.
World War, 1939-1945--Prisoners and prisons, German.