Columbia subject headings:
Civilization, Viking.
Europe--History--476-1492.
Scandinavia--History--To 1397.
Vikings.
Harvard subject headings:
Civilization, Viking.
Europe--History--476-1492.
Scandinavia--History--To 1397.
Vikings
Princeton subject headings:
Civilization, Viking.
Europe--History--476-1492.
Sagas--History and criticism.
Scandinavia--History--To 1397.
Vikings.