Columbia subject headings:
Europe--Population.
Family policy--Europe.
Medical care, Cost of--Europe.
Old age assistance--Europe.
Social security--Europe.
Harvard subject headings:
Europe--Population.
Family policy--Europe.
Medical care, Cost of--Europe.
Old age assistance--Europe.
Social security--Europe
Princeton subject headings:
Europe--Population.
Family policy--Europe.
Medical care, Cost of--Europe.
Old age assistance--Europe.
Social security--Europe.