William Warburton, William Warburton (Bp. of Gloucester), Richard Hurd (1811). “The Works of the Right Reverend William Warburton, D.D., Lord Bishop of Gloucester: To which is Prefixed a Discourse by Way of General Preface, Containing Some Account of the Life, Writings, and Character of the Author”, p.136
Florence Nightingale, Michael D. Calabria, Janet A. Macrae (1994). “Suggestions for Thought by Florence Nightingale: Selections and Commentaries”, p.97, University of Pennsylvania Press
James Boswell, Isabelle de Charrière (1952). “Boswell in Holland, 1763-1764: Including His Correspondence with Belle de Zuylen (Zélide)”, New York : McGraw-Hill