Columbia subject headings:
Harvard subject headings:
Architecture, Domestic--Yemen.
Architecture--Yemen.
Building, Adobe--Yemen--Shibām.
Building, Adobe--Yemen--Tarīm.
Ḥaḍramawt (Yemen : Province)--History.
Shibām (Yemen)--Buildings, structures, etc.
Princeton subject headings:
Architecture--Yemen--Ḥaḍramawt (Province).
Architecture--Yemen--Shibām.
Architecture--Yemen--Tarīm.
Building, Adobe--Yemen--Ḥaḍramawt (Province).
Building, Adobe--Yemen--Shibām.
Building, Adobe--Yemen--Tarīm.