Columbia subject headings:
Harvard subject headings:
Arden, John--Criticism and interpretation.
D'Arcy, Margaretta--Criticism and interpretation.
English drama--20th century--History and criticism
Melodrama--History and criticism.
Princeton subject headings:
Arden, John--Criticism and interpretation.
D'Arcy, Margaretta--Criticism and interpretation.
Melodrama--History and criticism.