1. Barthes, R. (1981). Camera lucida: Reflections on photography. Trans., Richard Howard. New York: Farrar, Straus & Giroux.
2. The temporal effects of story and statistical evidence on belief change;Bassler;Communication Research,1994
3. Propaganda;Bernays,1928
4. Botan, C. (1989). Public relations as applied social science: The role of theory development. Paper presented to the Public Relations Interest Group of the International Communication Association. San Francisco, CA.