Columbia subject headings:
Christian drama--History and criticism--Congresses.
Christian saints in literature--Congresses.
Drama, Medieval--History and criticism--Congresses.
Mysteries and miracle-plays--History and criticism--Congresses.
Harvard subject headings:
Christian drama--History and criticism--Congresses.
Christian saints in literature--Congresses.
Drama, Medieval--History and criticism--Congresses.
Mysteries and miracle-plays--History and criticism--Congresses.
Princeton subject headings:
Christian drama--History and criticism--Congresses.
Christian saints in literature.
Liturgical drama--History and criticism--Congresses.