Columbia subject headings:
Architecture, Domestic--Germany--Oldenburg (Landkreis)
Architecture, Domestic--Germany--Oldenburg.
Dwellings--Germany--Oldenburg.
Oldenburg (Germany)--Buildings, structures, etc.
Harvard subject headings:
Architecture, Domestic--Germany--Oldenburg (Landkreis)
Architecture, Domestic--Germany--Oldenburg.
Dwellings--Germany--Oldenburg.
Oldenburg (Germany)--Buildings, structures, etc.
Princeton subject headings:
Architecture, Domestic--Germany--Oldenburg.
Dwellings--Germany--Oldenburg.
Oldenburg (Germany)--Buildings, structures, etc.