Columbia subject headings:
National socialism.
Romani Genocide, 1939-1945--Austria.
World War, 1939-1945--Atrocities.
World War, 1939-1945--Concentration camps--Austria.
Harvard subject headings:
National socialism.
Romanies--Nazi persecution--Austria.
World War, 1939-1945--Atrocities.
World War, 1939-1945--Concentration camps--Austria.
Princeton subject headings:
National socialism.
Romanies--Nazi persecution--Austria.
World War, 1939-1945--Atrocities.
World War, 1939-1945--Concentration camps--Austria.