Columbia subject headings:
Harvard subject headings:
Germany, Northern--Economic conditions--21st century.
Germany, Northern--Social conditions--21st century.
Schleswig-Holstein (Germany)--Economic conditions--21st century.
Schleswig-Holstein (Germany)--Social conditions--21st century.
Princeton subject headings:
Germany, Northern--Economic conditions--21st century.
Germany, Northern--Social conditions--21st century.
Schleswig-Holstein (Germany)--Economic conditions--21st century.
Schleswig-Holstein (Germany)--Social conditions--21st century.