Columbia subject headings:
Holbach, Paul Henri Thiry, baron d', 1723-1789.
Philosophy, Modern--18th century.
Harvard subject headings:
Holbach, Paul Henri Thiry, baron d', 1723-1789.
Philosophy, Modern--18th century.
Princeton subject headings:
Holbach, Paul Henri Thiry, baron d', 1723-1789.
Philosophy, Modern--18th century.