Columbia subject headings:
Harvard subject headings:
Industrial clusters--Europe--Management.
Industrial clusters--Germany--Management.
Industrial concentration--Europe--Management.
Industrial concentration--Germany--Management.
Production management--Europe--Regions.
Production management--Germany--Regions.
Regional planning--Europe.
Regional planning--Germany
Princeton subject headings:
Industrial clusters--Europe--Management.
Industrial clusters--Germany--Management.
Industrial concentration--Europe--Management.
Industrial concentration--Germany--Management.
Production management--Europe--Regions.
Production management--Germany--Regions.
Regional planning--Europe.
Regional planning--Germany.