Trích dẫn APA

Rogerson, P. (1990). Speaking clearly: Pronunciation and listening comprehension for learners of English (Student's book). Cambridge (New York): Cambridge University Press.

Trích dẫn kiểu Chicago

Rogerson, Pamela. Speaking Clearly: Pronunciation and Listening Comprehension for Learners of English (Student's Book). Cambridge (New York): Cambridge University Press, 1990.

Trích dẫn MLA

Rogerson, Pamela. Speaking Clearly: Pronunciation and Listening Comprehension for Learners of English (Student's Book). Cambridge (New York): Cambridge University Press, 1990.

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