Columbia subject headings:
Diderot, Denis, 1713-1784--Criticism and interpretation.
Diderot, Denis, 1713-1784--Dictionaries.
Harvard subject headings:
Diderot, Denis, 1713-1784--Criticism and interpretation.
Diderot, Denis, 1713-1784--Dictionaries and indexes, etc.
Princeton subject headings:
Diderot, Denis, 1713-1784--Criticism and interpretation.