Cita APA (7a ed.)

Bradford, B. (1988). Intonation in context: Intonation practice for upper-intermediate and advanced learners of English. Teacher's book. Cambridge University Press.

Cita Chicago Style (17a ed.)

Bradford, Barbara. Intonation in Context: Intonation Practice for Upper-intermediate and Advanced Learners of English. Teacher's Book. Cambridge: Cambridge University Press, 1988.

Cita MLA (8a ed.)

Bradford, Barbara. Intonation in Context: Intonation Practice for Upper-intermediate and Advanced Learners of English. Teacher's Book. Cambridge University Press, 1988.