Blubaugh, J. A.
, & Pennington, D. L. (1976). Crossing difference: Interracial communication. Columbus, OH: Merrill.
2.
Pennington, D. L.
(1989). Interpersonal power and influence in intercultural communication. In M. K. Asante & W. B. Gudykunst (Eds.), Handbook of international and intercultural communication (pp. 261-274). Newbury Park, CA: Sage.
3.
Watts, E. K.
(2001). “Voice”and “voicelessness”in rhetorical studies. Quarterly Journal of Speech, 87, 179-196.
4.
Wright, M. H.
(2001). Gestalt psychological theory’s value in rhetorical criticism. Quarterly Journal of Speech, 87, 208-215.