Columbia subject headings:
Deportation--Poland.
Polish people--Austria.
Polish people--Germany.
World War, 1939-1945--Children--Austria.
Harvard subject headings:
Children--Nazi persecution--Germany--History--20th century.
Children--Nazi persecution--Poland--History--20th century.
Germanization--Poland--History--20th century.
Germany--History--1933-1945.
Princeton subject headings:
Deportation--Poland.
Polish people--Austria.
Polish people--Germany.
World War, 1939-1945--Children--Austria.