Rogerson, P., & Gilbert, J. B. (1990). Speaking clearly: Pronunciation and listening comprehension for learners of English : teacher's book. Cambridge, England ; Melbourne, Vic.: Cambridge University Press.
Chicago-стиль цитированияRogerson, Pamela., và Judy B. Gilbert. Speaking Clearly: Pronunciation and Listening Comprehension for Learners of English : Teacher's Book. Cambridge, England ; Melbourne, Vic.: Cambridge University Press, 1990.
MLA-цитированиеRogerson, Pamela., và Judy B. Gilbert. Speaking Clearly: Pronunciation and Listening Comprehension for Learners of English : Teacher's Book. Cambridge, England ; Melbourne, Vic.: Cambridge University Press, 1990.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.