Columbia subject headings:
Commercial products--Germany (East)
Consumption (Economics)--Germany (East)
Manufactures--Germany (East)
Harvard subject headings:
Commercial products--Germany.
Consumption (Economics)--Germany.
Manufactures--Germany (East)
Princeton subject headings:
Commercial products--Germany (East).
Germany (East)--Commerce--Germany (West).
Germany (West)--Commerce--Germany (East).