References
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- Murray , Elwood . 1937 . The Speech Personality Lippincott
- Dow , Clyde W. 1937 . “A Personality Study of College Speakers” . Massachusetts State College . Master's thesis
- Linck , H. C. 1936 . “A Test of Four Personality Traits of Adolescents” . Journal of Applied Psychology , XX : 528
- Tyler , H. T. 1931 . The Bearing of Certain Personality Factors other than Intelligence on Academic Success , 75 Bureau of Publications, Teachers College, Columbia University .
- Tracy , James Albert . 1935 . “An Investigation of Personality Traits of Mature Actors and Mature Public Speakers” . University of Denver . Master's thesis