Columbia subject headings:
Lake-dwellers and lake-dwellings--Europe.
Lake-dwellers and lake-dwellings--Switzerland.
Harvard subject headings:
Lake-dwellers and lake-dwellings--Europe.
Lake-dwellers and lake-dwellings--Switzerland.
Princeton subject headings:
Lake-dwellers and lake-dwellings--Europe.
Lake-dwellers and lake-dwellings--Switzerland.