References
- Andersen , Kenneth and Clevenger , Theodore Jr. 1963 . “A Summary of Experimental Research in Ethos,” . Speech Monographs , XXX June : 59 – 78 .
- Aristotle . 1954 . The Rhetoric of Aristotle Edited by: Roberts , W. Rhys . New York
- Hovland , Carl I. , Janis , Irving L. and Kelley , Harold H. 1953 . Communication and Persuasion New Haven
- Berlo , David K. , Lemert , James B. and Mertz , Robert J. “Dimensions for Evaluating the Acceptability of Message Sources,” . Michigan State University . unpublished paper
- Schweitzer , Don and Ginsburg , Gerald P. 1966 . “Factors of Communicator Credibility,” . In Problems in Social Psychology Edited by: Backman , Carl W. and Secord , Paul F. 94 – 102 . New York
- Whitehead , Jack L. Jr. 1968 . “Factors of Source Credibility,” . QJS , LIV February : 59 – 63 .