Columbia subject headings:
English language--Old English, ca. 450-1100--Readers.
English poetry--Old English, ca. 450-1100.
Harvard subject headings:
English language--Old English, ca. 450-1100--Readers
English language--Old English, ca. 450-1100--Readers.
English poetry--Old English, ca. 450-1100
English poetry--Old English, ca. 450-1100.
Princeton subject headings: