Columbia subject headings:
Harvard subject headings:
Inspiration in literature
Mythology, Norse, in literature--To 1500.
Mythology, Welsh, in literature--To 1500.
Poetry, Ancient--History and criticism.
Poetry, Medieval--History and criticism
Poetry--History and criticism
Princeton subject headings:
Inspiration in literature.
Mythology, Norse, in literature--To 1500.
Mythology, Welsh, in literature--To 1500.
Poetry--History and criticism.