APA (7th ed.) Citation

Rogerson-Revell, P., & Gilbert, J. B. (1990). Speaking clearly: Pronounciation and listening comprehension for learners of English. Cambridge University Press.

Chicago Style (17th ed.) Citation

Rogerson-Revell, Pamela, and Judy B. Gilbert. Speaking Clearly: Pronounciation and Listening Comprehension for Learners of English. Cambridge: Cambridge University Press, 1990.

MLA (9th ed.) Citation

Rogerson-Revell, Pamela, and Judy B. Gilbert. Speaking Clearly: Pronounciation and Listening Comprehension for Learners of English. Cambridge University Press, 1990.