Columbia subject headings:
Harvard subject headings:
Collective bargaining--Electric industries--Germany.
Collective bargaining--Metal-workers--Germany.
Wage payment systems--Germany.
Wages--Electric industry workers--Germany.
Wages--Metal-workers--Germany.
Princeton subject headings:
Collective bargaining--Electric industries--Germany.
Collective bargaining--Metal-workers--Germany.
Wage payment systems--Germany.
Wages--Electric industry workers--Germany.
Wages--Metal-workers--Germany.