Columbia subject headings:
Harvard subject headings:
Consumers--Germany--History--20th century--Handbooks, manuals, etc.
Consumers--Germany--History--20th century.
Consumers--Government policy--Germany--History--20th century--Handbooks, manuals, etc.
Consumption (Economics)--Germany--History--20th century--Handbooks, manuals, etc.
Consumption (Economics)--Germany--History--20th century.
Germany--Politics and government--20th century
Princeton subject headings:
Consumers--Germany--History--20th century.
Consumption (Economics)--Germany--History--20th century.
Germany--Politics and government--20th century.