Columbia subject headings:
Tolstoy, Leo, graf, 1828-1910--Homes and haunts--Russia (Federation)--Kazanʹ.
Harvard subject headings:
Tolstoy, Leo, graf, 1828-1910--Homes and haunts--Russia (Federation)--Kazanʹ.
Princeton subject headings:
Tolstoy, Leo, graf, 1828-1910--Homes and haunts--Russia (Federation)--Kazań.