1James L. Golden, Goodwin F. Berquist, William E. Coleman. 1992. The Rhetoric of Western Thought (5th Ed.) [M]. Dubuque, Iowa: Kendall/Hunt Publishing Company.
2Rov V. Wood Linn Goodnight, 1995. Strategic Debating [M]. National Textbook Company.
3Stephen E, Lucas. The Art of Public Speaking (5th) [M]. Hill Companies Higher Education, 2004.