Columbia subject headings:
Romani Genocide, 1939-1945--Netherlands.
Romanies--Germany--History.
Romanies--Nazi persecution--Germany.
Romanies--Netherlands--History.
Harvard subject headings:
Romanies--Germany--History.
Romanies--Nazi persecution--Germany
Romanies--Nazi persecution--Netherlands.
Romanies--Netherlands--History.
Princeton subject headings:
Romanies--Germany--History.
Romanies--Nazi persecution--Germany.
Romanies--Nazi persecution--Netherlands.
Romanies--Netherlands--History.