^Studies in Romance Literatures and Languages (1931): "... by Poinsinet the Younger and the music by Philidor, Sancho Pança dans son isle, at the Comédie Italienne, July 8, 1762, ...
^David Charlton. Grétry and the Growth of Opéra-comique (1986) ISBN052125129X p. 70: "Grétry's handling of all four is exemplary and forms the best comedy in the genre since Philidor's Sancbo Pança (1762)."