Columbia subject headings:
Drama--History and criticism.
German drama--18th century--History and criticism.
German drama--19th century--History and criticism.
German drama--History and criticism--Theory, etc.
Harvard subject headings:
Drama--History and criticism
German drama--18th century--History and criticism.
German drama--19th century--History and criticism.
German drama--History and criticism--Theory, etc.
Princeton subject headings:
Drama--18th century--History and criticism.
Drama--19th century--History and criticism.
European drama--History and criticism.
German drama--18th century--History and criticism.
German drama--19th century--History and criticism.