Columbia subject headings:
Harvard subject headings:
Housing policy--Europe--Congresses.
Housing policy--Germany--Congresses.
Housing--Economic aspects--Europe--Congresses.
Housing--Economic aspects--Germany--Congresses.
Municipal government--Europe--Congresses.
Municipal government--Germany--Congresses.
Princeton subject headings:
Housing policy--Europe--Congresses.
Housing policy--Germany--Congresses.
Housing--Economic aspects--Europe--Congresses.
Housing--Economic aspects--Germany--Congresses.
Municipal government--Europe--Congresses.
Municipal government--Germany--Congresses.