The Art of speaking written in French by Messieurs Du Port Royal in pursuance of a former treatise, entituled The art of thinking / Messieurs Du Port Royal [i.e. Bernard Lamy]. - Lamy, Bernard, 1640-1715 (printed by W. Godbid, and are to be sold by M. Pitt, at the Angel against the little North door of st. Paul's Church, 1676)