Columbia subject headings:
Aging--OECD countries.
Old age assistance--OECD countries.
Older people--Government policy--OECD countries.
Older people--Housing--Government policy--OECD countries.
Older people--Services for--OECD countries.
Urban policy--OECD countries.
Harvard subject headings:
Princeton subject headings:
Aging--Developing countries.
Old age assistance--Developing countries.
Older people--Government policy--Developing countries.
Older people--Housing--Government policy--Developing countries.
Older people--Services for--Developing countries.
Urban policy--Developing countries.