Columbia subject headings:
Welsh prose literature--History and criticism.
Harvard subject headings:
Arthurian romances--History and criticism.
Arthurian romances.
Tales, Medieval--History and criticism.
Tales, Medieval.
Tales--Wales--History and criticism
Tales--Wales.
Princeton subject headings:
Arthurian romances--History and criticism.
Arthurian romances.
Tales, Medieval--History and criticism.
Tales, Medieval.
Tales--Wales--History and criticism.
Tales--Wales.