Columbia subject headings:
Salzburg (Austria)--History--Sources.
Salzburg (Austria)--Politics and government--Sources.
Harvard subject headings:
Municipal corporations--Austria--Salzburg.
Municipal government publications--Austria--Salzburg.
Salzburg (Austria)--History--Sources.
Salzburg (Austria)--Politics and government--Sources.
Princeton subject headings:
Salzburg (Austria)--History--Sources.
Salzburg (Austria)--Politics and government--Sources.