Columbia subject headings:
Denmark--Ethnic relations.
Jews--Denmark--History--20th century.
World War, 1939-1945--Jews--Rescue--Denmark.
Harvard subject headings:
Denmark--Ethnic relations.
Jews--Denmark--History--20th century.
World War, 1939-1945--Jews--Rescue--Denmark.
Princeton subject headings:
Denmark--Ethnic relations.
Jews--Denmark--History--20th century.
World War, 1939-1945--Jews--Rescue--Denmark.