Columbia subject headings:
America--Discovery and exploration--Norse--Poetry.
Leiv Eiriksson, -approximately 1020--Poetry.
Harvard subject headings:
America--Discovery and exploration--Norse--Poetry.
America--Discovery and exploration--Poetry.
Leiv Eiriksson, -approximately 1020--Poetry.
Northmen--Poetry.
Princeton subject headings:
America--Discovery and exploration--Norse--Poetry.
Leiv Eiriksson, -approximately 1020--Poetry.
Poetry.