Columbia subject headings:
Hume, David, 1711-1776.
Rousseau, Jean-Jacques, 1712-1778.
Harvard subject headings:
Hume, David, 1711-1776
Rousseau, Jean-Jacques, 1712-1778
Princeton subject headings:
Hume, David, 1711-1776.
Rousseau, Jean-Jacques, 1712-1778.