Columbia subject headings:
Architecture--Spain--Palma de Mallorca--History.
Palma de Mallorca (Spain)--Buildings, structures, etc.
Harvard subject headings:
Architecture--Spain--Palma de Mallorca--History.
Palma de Mallorca (Spain)--Buildings, structures, etc.
Princeton subject headings:
Architecture--Spain--Palma de Mallorca--History.
Palma de Mallorca (Spain)--Buildings, structures, etc.