Columbia subject headings:
Tolstoy, Aleksey Nikolayevich, graf, 1883-1945--Dramatic works.
Harvard subject headings:
Tolstoy, Aleksey Nikolayevich, graf, 1883-1945--Dramatic works.
Princeton subject headings:
Tolstoy, Aleksey Nikolayevich, graf, 1883-1945--Criticism and interpretation.
Tolstoy, Aleksey Nikolayevich, graf, 1883-1945--Dramatic works.