Columbia subject headings:
Attard (Malta)--Buildings, structures, etc.--Pictorial works.
Palaces--Malta--Attard--Pictorial works.
San Anton Palace (Attard, Malta)--Pictorial works.
Harvard subject headings:
Attard (Malta)--Buildings, structures, etc.--Pictorial works.
Palaces--Malta--Attard--Pictorial works.
San Anton Palace (Attard, Malta)--Pictorial works.
Princeton subject headings: