Columbia subject headings:
Political parties--Germany (East)--Bibliography.
Political parties--Germany (West)--Bibliography.
Political parties--Germany--Bibliography.
Pressure groups--Germany (West)--Bibliography.
Pressure groups--Germany--Bibliography.
Harvard subject headings:
Political parties--Germany (East)--Bibliography.
Political parties--Germany (West)--Bibliography.
Political parties--Germany--Bibliography.
Pressure groups--Germany (West)--Bibliography.
Pressure groups--Germany--Bibliography.
Princeton subject headings:
Political parties--Germany (East)--Bibliography.
Political parties--Germany (West)--Bibliography.
Political parties--Germany--Bibliography.
Pressure groups--Germany (West)--Bibliography.
Pressure groups--Germany--Bibliography.