Columbia subject headings:
Ibsen, Henrik, 1828-1906--Criticism and interpretation.
Ibsen, Henrik, 1828-1906--Stage history.
Harvard subject headings:
Ibsen, Henrik, 1828-1906--Criticism and interpretation.
Ibsen, Henrik, 1828-1906--Stage history.
Princeton subject headings:
Ibsen, Henrik, 1828-1906--Criticism and interpretation.
Ibsen, Henrik, 1828-1906--Stage history.