APA ציטוט

Rogerson, P., & Gilbert, J. B. (1990). Speaking Clearly: Pronunciation and Listening Comprehension for Learners of English. Cambridge: Cambridge University.

Trích dẫn kiểu Chicago

Rogerson, Pamela, và Judy B. Gilbert. Speaking Clearly: Pronunciation and Listening Comprehension for Learners of English. Cambridge: Cambridge University, 1990.

ציטוט MLA

Rogerson, Pamela, và Judy B. Gilbert. Speaking Clearly: Pronunciation and Listening Comprehension for Learners of English. Cambridge: Cambridge University, 1990.