Columbia subject headings:
Landscapes--Netherlands--Randstad Region--History.
Randstad Region (Netherlands)
Regional planning--Netherlands--Randstad Region.
Urbanization--Netherlands--Randstad Region.
Harvard subject headings:
Landscapes--Netherlands--Randstad Region--History.
Randstad Region (Netherlands)
Regional planning--Netherlands--Randstad Region.
Urbanization--Netherlands--Randstad Region.
Princeton subject headings: