Columbia subject headings:
Harvard subject headings:
Viana do Castelo (Portugal)
Viana do Castelo (Portugal)--Biography.
Viana do Castelo (Portugal)--Description and travel.
Viana do Castelo (Portugal)--History.
Princeton subject headings:
Viana do Castelo (Portugal)--Biography.
Viana do Castelo (Portugal)--Description and travel.
Viana do Castelo (Portugal)--History.