एपीए उद्धरण

Bradford, B. (1989). Intonation in Context: Intonation Practice for Upper-Intermediate and Advanced Learners of English. New York: Cambridge University Press.

शिकागो स्टाइल उद्धरण

Bradford, Barbara. Intonation in Context: Intonation Practice for Upper-Intermediate and Advanced Learners of English. New York: Cambridge University Press, 1989.

एमएलए उद्धरण

Bradford, Barbara. Intonation in Context: Intonation Practice for Upper-Intermediate and Advanced Learners of English. New York: Cambridge University Press, 1989.