Columbia subject headings:
Harvard subject headings:
Agriculture and state--Germany--Schleswig-Holstein--History--20th century.
Agriculture--Germany--Schleswig-Holstein--History--20th century.
National socialism and agriculture--Germany--Schleswig-Holstein--History--20th century.
National socialism--Germany--Schleswig-Holstein--History.
Peasants--Germany--Schleswig-Holstein--History--20th century.
Schleswig-Holstein (Germany)--Economic conditions--History--20th century.
Princeton subject headings:
Agriculture and state--Germany--Schleswig-Holstein--History--20th century.
Agriculture--Germany--Schleswig-Holstein--History--20th century.
National socialism and agriculture--Germany--Schleswig-Holstein--History--20th century.
Peasants--Germany--Schleswig-Holstein--History--20th century.