Columbia subject headings:
Hobbes, Thomas, 1588-1679.
Locke, John, 1632-1704.
Political science--Philosophy.
Rousseau, Jean-Jacques, 1712-1778.
Smith, Adam, 1723-1790.
Harvard subject headings:
Political science--History
Princeton subject headings:
Hobbes, Thomas, 1588-1679.
Locke, John, 1632-1704.
Political science--Philosophy.
Rousseau, Jean-Jacques, 1712-1778.
Smith, Adam, 1723-1790.