1. Apthonius. (2003). Progymnasmata. In G. Kennedy (Ed. & Trans.), Progymnasmata: Greek textbooks of prose composition and rhetoric (pp. 89–127). Atlanta: Society of Biblical Literature.
2. Aristotle. (1991). Aristotle on rhetoric: A theory of civic discourse (G. Kennedy, Trans.). New York: Oxford University Press.
3. Bitzer, L. (1968). The rhetorical situation. Philosophy and Rhetoric, 1, 1–14.
4. Cicero. (1933). Academica. (H. Rackham, Trans.). Cambridge, MA: Loeb Classical Library, Harvard University Press.
5. Crosswhite, J. (2008). Awakening the topoi: Sources of invention in the New Rhetoric’s argument model. Argumentation and Advocacy, 44, 169–184.