Columbia subject headings:
Harvard subject headings:
Linz (Austria)--Civilization--21st century--Pictorial works.
Linz (Austria)--History--21st century--Pictorial works.
Linz (Austria)--Social life and customs--21st century--Pictorial works.
Princeton subject headings:
Linz (Austria)--Civilization--21st century--Pictorial works.
Linz (Austria)--History--21st century--Pictorial works.
Linz (Austria)--Social life and customs--21st century--Pictorial works.