Columbia subject headings:
Shakespeare, William, 1564-1616.
Tolstoy, Leo, graf, 1828-1910.
Harvard subject headings:
Shakespeare, William, 1564-1616
Tolstoy, Leo, graf, 1828-1910
Princeton subject headings:
Shakespeare, William, 1564-1616.
Tolstoy, Leo, graf, 1828-1910.