Columbia subject headings:
Czechs--Germany.
Foreign workers--Germany.
World War, 1939-1945--Conscript labor--Germany.
Harvard subject headings:
Czechs--Germany.
Foreign workers--Germany.
World War, 1939-1945--Conscript labor--Germany.
Princeton subject headings:
Czechs--Germany.
Foreign workers--Germany.
World War, 1939-1945--Conscript labor--Germany.