Bradford, B. (1989). Intonation in Context: Intonation Practice for Upper-Intermediate and Advanced Learners of English. New York: Cambridge University Press.
Trích dẫn kiểu ChicagoBradford, Barbara. Intonation in Context: Intonation Practice for Upper-Intermediate and Advanced Learners of English. New York: Cambridge University Press, 1989.
MLA引文Bradford, Barbara. Intonation in Context: Intonation Practice for Upper-Intermediate and Advanced Learners of English. New York: Cambridge University Press, 1989.
警告：這些引文格式不一定是100％准確.