Columbia subject headings:
Harvard subject headings:
Linz (Austria)--Maps.
Linz (Austria)--Social life and customs.
Linz (Austria)--Statistics.
Quality of life--Austria--Linz.
Princeton subject headings:
Linz (Austria)--Maps.
Linz (Austria)--Social life and customs.
Linz (Austria)--Statistics.
Maps.
Quality of life--Austria--Linz.
Statistics.