Columbia subject headings:
Tolstoy, Aleksey Konstantinovich, graf, 1817-1875--Poetic works.
Harvard subject headings:
Tolstoy, Aleksey Konstantinovich, graf, 1817-1875--Poetic works.
Princeton subject headings:
Tolstoy, Aleksey Konstantinovich, graf, 1817-1875--Criticism and interpretation.