Columbia subject headings:
Architecture, German--Arabian Peninsula--21st century.
Architecture--Arabian Peninsula--History--21st century.
Harvard subject headings:
Arabian Peninsula--Buildings, structures, etc.
Architecture--Arab countries--21st century.
Architecture--Arabian Peninsula--21st century.
Islamic architecture--20th century.
Islamic architecture--21st century.
Princeton subject headings:
Arabian Peninsula--Buildings, structures, etc.
Architecture, Modern--21st century--Catalogs.
Architecture--Arabian Peninsula--21st century--Catalogs.
Catalogs.