9McCroskey, J. , J. Fayer & V. Richmond. 1985. Don't speak to me in English: Communication apprehension in Puerto Rico [J]. Communication Quarterly 33: 185-92.
10Price, M. 1991. The subjective experience of foreign language anxiety: Interviews with high anxious students [A]. In E.Horwitz & D. Young (eds.). Language Anxiety: From theory and research to classroom implications [C]. Englewood Cliffs, NJ: Prentice Hall. Pp. 101-8.
