Richard Whately (1872). “Elements of Rhetoric: Comprising an Analysis of the Laws of Moral Evidence and of Persuasion, with Rules for Argumentative Composition and Elocution”, p.29
F. Scott Fitzgerald (2015). “The Echoes of the Jazz Age Collection: The Beautiful and Damned, Winter Dreams, The Great Gatsby, Babylon Revisited, The Diamond as Big as the Ritz and many more”, p.264, e-artnow